149213960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{532907}}^1$

素因数の和:532925

約数の個数: 32

約数和(自身を含む): 383693760

約数和(自身を除く): 234479800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 532907, 1065814, 2131628, 2664535, 3730349, 4263256, 5329070, 7460698, 10658140, 14921396, 18651745, 21316280, 29842792, 37303490, 74606980, 149213960]

約数ペア:

[(1, 149213960), (2, 74606980), (4, 37303490), (5, 29842792), (7, 21316280), (8, 18651745), (10, 14921396), (14, 10658140), (20, 7460698), (28, 5329070), (35, 4263256), (40, 3730349), (56, 2664535), (70, 2131628), (140, 1065814), (280, 532907)]