66222540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4657}}^1$

素因数の和:4751

約数の個数: 72

約数和(自身を含む): 203461440

約数和(自身を除く): 137238900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2370, 2844, 3555, 4657, 4740, 7110, 9314, 13971, 14220, 18628, 23285, 27942, 41913, 46570, 55884, 69855, 83826, 93140, 139710, 167652, 209565, 279420, 367903, 419130, 735806, 838260, 1103709, 1471612, 1839515, 2207418, 3311127, 3679030, 4414836, 5518545, 6622254, 7358060, 11037090, 13244508, 16555635, 22074180, 33111270, 66222540]

約数ペア:

[(1, 66222540), (2, 33111270), (3, 22074180), (4, 16555635), (5, 13244508), (6, 11037090), (9, 7358060), (10, 6622254), (12, 5518545), (15, 4414836), (18, 3679030), (20, 3311127), (30, 2207418), (36, 1839515), (45, 1471612), (60, 1103709), (79, 838260), (90, 735806), (158, 419130), (180, 367903), (237, 279420), (316, 209565), (395, 167652), (474, 139710), (711, 93140), (790, 83826), (948, 69855), (1185, 55884), (1422, 46570), (1580, 41913), (2370, 27942), (2844, 23285), (3555, 18628), (4657, 14220), (4740, 13971), (7110, 9314)]