GCD and LCM Calculator

Enter two numbers and click the ‘Calculate’ button to find the GCD and LCM values.

          
 
          
 
GCD   

LCM   
 

Greatest common divisor (GCD) of two or more integers, is the largest positive integer that divides those numbers without a remainder.
Least common multiple (LCM) of two or more integers, is the smallest positive integer that is divisible by those numbers.