Question: what is prime factorization of lcm?
Answer: The least common multiple, or LCM, is another number that's useful in solving many math problems. ... One way to find the least common multiple of two numbers is to first list the prime factors of each number. 30 = 2 × 3 × 5. 45 = 3 × 3 × 5. Then multiply each factor the greatest number of times it occurs in either number.