25 and 80 = 400 is the LCM of 25 and 80 by prime factorisation .
25 and 120 = 600 is the LCM of 25 and 120 by prime factorisation.
36 and 39 = 468 is the LCM of 36 and 39 by prime factorisation .
144 and 204 = 2448 is the LCM of 144 and 204 by prime factorisation .
132 and 84 = 924 is the LCM of 132 and 84 by prime factorisation .
144 and 270 = 2160 is the LCM of 144 and 270 by prime factorisation .
