65184420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{155201}}^1$

素因数の和:155220

約数の個数: 48

約数和(自身を含む): 208591488

約数和(自身を除く): 143407068

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 155201, 310402, 465603, 620804, 776005, 931206, 1086407, 1552010, 1862412, 2172814, 2328015, 3104020, 3259221, 4345628, 4656030, 5432035, 6518442, 9312060, 10864070, 13036884, 16296105, 21728140, 32592210, 65184420]

約数ペア:

[(1, 65184420), (2, 32592210), (3, 21728140), (4, 16296105), (5, 13036884), (6, 10864070), (7, 9312060), (10, 6518442), (12, 5432035), (14, 4656030), (15, 4345628), (20, 3259221), (21, 3104020), (28, 2328015), (30, 2172814), (35, 1862412), (42, 1552010), (60, 1086407), (70, 931206), (84, 776005), (105, 620804), (140, 465603), (210, 310402), (420, 155201)]