139566840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{166151}}^1$

素因数の和:166172

約数の個数: 64

約数和(自身を含む): 478517760

約数和(自身を除く): 338950920

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, 166151, 332302, 498453, 664604, 830755, 996906, 1163057, 1329208, 1661510, 1993812, 2326114, 2492265, 3323020, 3489171, 3987624, 4652228, 4984530, 5815285, 6646040, 6978342, 9304456, 9969060, 11630570, 13956684, 17445855, 19938120, 23261140, 27913368, 34891710, 46522280, 69783420, 139566840]

約数ペア:

[(1, 139566840), (2, 69783420), (3, 46522280), (4, 34891710), (5, 27913368), (6, 23261140), (7, 19938120), (8, 17445855), (10, 13956684), (12, 11630570), (14, 9969060), (15, 9304456), (20, 6978342), (21, 6646040), (24, 5815285), (28, 4984530), (30, 4652228), (35, 3987624), (40, 3489171), (42, 3323020), (56, 2492265), (60, 2326114), (70, 1993812), (84, 1661510), (105, 1329208), (120, 1163057), (140, 996906), (168, 830755), (210, 664604), (280, 498453), (420, 332302), (840, 166151)]