GCF for 80 and 760

What is the Greatest Common Factor of 80 and 760?

Answer: GCF of 80 and 760 is 40

(Forty)

Finding GCF for 80 and 760 using all factors (divisors) listing

The first method to find GCF for numbers 80 and 760 is to list all factors for both numbers and pick the highest common one:

All factors of 80: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80

All factors of 760: 1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760

So the Greatest Common Factor for 80 and 760 is 40

Finding GCF for 80 and 760 by Prime Factorization

The second method to find GCF for numbers 80 and 760 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 80: 2, 2, 2, 2, 5

All Prime Factors of 760: 2, 2, 2, 5, 19

As we can see there are Prime Factors common to both numbers: 2, 2, 2, 5

Now we need to multiply them to find GCF: 2 × 2 × 2 × 5 = 40

GCF Table

Number 1Number 2GCF
657605
667602
677601
687604
697601
7076010
717601
727608
737601
747602
757605
7676076
777601
787602
797601
8076040
817601
827602
837601
847604
857605
867602
877601
887608
897601
9076010
917601
927604
937601
947602

About "Greatest Common Factor" Calculator

This calculator will help you find the greatest common factor (GCF) of two numbers. For example, it can help you find out what is the Greatest Common Factor of 80 and 760? (The answer is: 40). Select the first number (e.g. '80') and the second number (e.g. '760'). After that hit the 'Calculate' button.
Greatest Common Factor (GCF) also known as the Greatest Common Divisor (GCD) or Highest Common Factor (HCF) - it is the largest positive integer that divides each of the integers with zero remainder

FAQ

What is the Greatest Common Factor of 80 and 760?

GCF of 80 and 760 is 40