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# What is the positive a factor?

## What is the positive a factor?

A proper factor of a positive integer is a factor of other than 1 or. (Derbyshire 2004, p. 32). For example, 2 and 3 are positive proper factors of 6, but 1 and 6 are not.

How do you find positive factors?

To find the number of factors of a given number, express the number as a product of powers of prime numbers. Now, increment the power of each of the prime numbers by 1 and multiply the result. Therefore, there will 10 factors including 1 and 48. Excluding, these two numbers, you will have 10 – 2 = 8 factors.

What are the prime factors 72?

When a composite number is written as a product of all of its prime factors, we have the prime factorization of the number. For example, we can write the number 72 as a product of prime factors: 72 = 2 3 ⋅ 3 2 . The expression 2 3 ⋅ 3 2 is said to be the prime factorization of 72.

### How many different positive divisors does 72 have?

What is the list of divisors from 1 to 100?

Number List of Divisors
Divisors of 70 1,2,5,7,10,14,35,70
Divisors of 71 1,71
Divisors of 72 1,2,3,4,6,8,9,12,18,24,36,72
Divisors of 73 1,73

Which is proper factor?

A proper factor of a number is any factor of the number except the number itself. So, if our factors of 10 were 1, 2, 5, and 10, the proper factors of the number 10 are 1, 2, and 5!

How do you find the factors of 72?

Here we can see all the Positive pair factors of 72.

1. x 72= 72. therefore, 1 and 72 are a factor pair of 72.
2. x 36= 72. therefore, 2 and 36 are a factor pair of 72.
3. x 24= 72. therefore, 3 and 24 are a factor pair of 72.
4. x 18= 72.

#### What are the common factors and greatest common factor of 72?

The factors of 72 are 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36 and 72. So, the Greatest Common Factor for these numbers is 24 because it divides all them without a remainder. Read more about Common Factors below.

What are all the three factors of 72?

so put these into our factor list.

• which means we add these to our factor list.
• so now we put these in our list of factors.
• so we add these to our list of factors.
• Now try 5…
• Try 6.
• Take 7…
• Now take 8.
• we’re done!
• How many even factors does 72 have?

The factors of 72 are 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, and 72, so there are 12 factors. How do we get the 12? By adding 1 to each exponent and then multiply

## What is the largest factor of 72?

Factors of 72 are 1, 2, 3, 4, 6, 8, 9 , 12 , 18, 24, 36, 72 ; The factors that are common to all two numbers are 1, 2, 3, 6, 18 ; The largest of the common factors is 18, so the Greatest Common Factor of 18 and 72 is 18 .