GCF for 80 and 570

What is the Greatest common Divisor of 80 and 570?

Answer: GCF of 80 and 570 is 10

(Ten)

Finding GCF for 80 and 570 using all factors (divisors) listing

The first method to find GCF for numbers 80 and 570 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 570: 1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570

So the Greatest Common Factor for 80 and 570 is 10

Finding GCF for 80 and 570 by Prime Factorization

The second method to find GCF for numbers 80 and 570 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 570: 2, 3, 5, 19

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

Now we need to multiply them to find GCF: 2 × 5 = 10

GCF Table

Number 1Number 2GCF
655705
665706
675701
685702
695703
7057010
715701
725706
735701
745702
7557015
7657038
775701
785706
795701
8057010
815703
825702
835701
845706
855705
865702
875703
885702
895701
9057030
915701
925702
935703
945702

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 Divisor of 80 and 570? (The answer is: 10). Select the first number (e.g. '80') and the second number (e.g. '570'). 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 Divisor of 80 and 570?

GCF of 80 and 570 is 10