139916280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{166567}}^1$

素因数の和:166588

約数の個数: 64

約数和(自身を含む): 479715840

約数和(自身を除く): 339799560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 166567, 333134, 499701, 666268, 832835, 999402, 1165969, 1332536, 1665670, 1998804, 2331938, 2498505, 3331340, 3497907, 3997608, 4663876, 4997010, 5829845, 6662680, 6995814, 9327752, 9994020, 11659690, 13991628, 17489535, 19988040, 23319380, 27983256, 34979070, 46638760, 69958140, 139916280]

約数ペア:

[(1, 139916280), (2, 69958140), (3, 46638760), (4, 34979070), (5, 27983256), (6, 23319380), (7, 19988040), (8, 17489535), (10, 13991628), (12, 11659690), (14, 9994020), (15, 9327752), (20, 6995814), (21, 6662680), (24, 5829845), (28, 4997010), (30, 4663876), (35, 3997608), (40, 3497907), (42, 3331340), (56, 2498505), (60, 2331938), (70, 1998804), (84, 1665670), (105, 1332536), (120, 1165969), (140, 999402), (168, 832835), (210, 666268), (280, 499701), (420, 333134), (840, 166567)]