GCF for 180 and 240

What is the Greatest common Divisor of 180 and 240?

Answer: GCF of 180 and 240 is 60

(Sixty)

Finding GCF for 180 and 240 using all factors (divisors) listing

The first method to find GCF for numbers 180 and 240 is to list all factors for both numbers and pick the highest common one:

All factors of 180: 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180

All factors of 240: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240

So the Greatest Common Factor for 180 and 240 is 60

Finding GCF for 180 and 240 by Prime Factorization

The second method to find GCF for numbers 180 and 240 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 180: 2, 2, 3, 3, 5

All Prime Factors of 240: 2, 2, 2, 2, 3, 5

As we can see there are Prime Factors common to both numbers: 2, 2, 3, 5

Now we need to multiply them to find GCF: 2 × 2 × 3 × 5 = 60

GCF Table

Number 1Number 2GCF
16524015
1662402
1672401
16824024
1692401
17024010
1712403
1722404
1732401
1742406
1752405
17624016
1772403
1782402
1792401
180240
1812401
1822402
1832403
1842408
1852405
1862406
1872401
1882404
1892403
19024010
1912401
19224048
1932401
1942402

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 180 and 240? (The answer is: 60). Select the first number (e.g. '180') and the second number (e.g. '240'). 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 180 and 240?

GCF of 180 and 240 is 60