Lcm by prime factorization method class 10 July 8, 2019 16 32 64 128 How to find lcm by prime factorization method class 10 Find lcm and hcf by prime factorization method class 10 Find the lcm and hcf of 6 and 20 by prime factorization method class 10th Prime factorization method class 10 Find least common multiple using prime factorization