Greatest Common Factor of 680, 728, 57

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 680, 728, 57 by common division method
• Greatest Common Factor of 680, 728, 57 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 680

List of positive integer factors of 680 that divides 680 without a remainder.

1,2,4,5,8,10,17,20,34,40,68,85,136,170,340,680

Factors of 728

List of positive integer factors of 728 that divides 728 without a remainder.

1,2,4,7,8,13,14,26,28,52,56,91,104,182,364,728

Factors of 57

List of positive integer factors of 57 that divides 57 without a remainder.

1,3,19,57

Greatest Common Factor

We found the factors 680,728,57 . The biggest common factor number is the GCF number.
So the greatest common factor 680,728,57 is 1.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 366, 303, 77
• GCF of 706, 486, 67
• GCF of 526, 304, 36
• GCF of 574, 852, 83
• GCF of 329, 205, 91

1. What is the GCF of 680, 728, 57?

Answer: GCF of 680, 728, 57 is 1.

2. How to Find the GCF of 680, 728, 57

Answer: Greatest Common Factor(GCF) of 680, 728, 57 = 1

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(680, 728, 57) = 1.