Hcf by prime factorization method class 10 July 8, 2019 16 32 64 128 Hcf and 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 Find the hcf of 106 159 and 265 by prime factorization method class Prime factor of a number