Greatest Common Factor of 138, 340, 357, 79

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

• Greatest Common Factor of 138, 340, 357, 79 by common division method
• Greatest Common Factor of 138, 340, 357, 79 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 138

List of positive integer factors of 138 that divides 138 without a remainder.

1,2,3,6,23,46,69,138

Factors of 340

List of positive integer factors of 340 that divides 340 without a remainder.

1,2,4,5,10,17,20,34,68,85,170,340

Factors of 357

List of positive integer factors of 357 that divides 357 without a remainder.

1,3,7,17,21,51,119,357

Factors of 79

List of positive integer factors of 79 that divides 79 without a remainder.

1,79

Greatest Common Factor

We found the factors 138,340,357,79 . The biggest common factor number is the GCF number.
So the greatest common factor 138,340,357,79 is 1.

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

• GCF of 620, 409, 508, 38
• GCF of 931, 393, 103, 79
• GCF of 879, 351, 121, 17
• GCF of 791, 917, 639, 89
• GCF of 826, 164, 707, 77

1. What is the GCF of 138, 340, 357, 79?

Answer: GCF of 138, 340, 357, 79 is 1.

2. How to Find the GCF of 138, 340, 357, 79

Answer: Greatest Common Factor(GCF) of 138, 340, 357, 79 = 1

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

Step 2: Then multiply all the prime factors GCF(138, 340, 357, 79) = 1.