140790160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3541}}^1$

素因数の和:3632

約数の個数: 80

約数和(自身を含む): 379475712

約数和(自身を除く): 238685552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 71, 80, 112, 140, 142, 280, 284, 355, 497, 560, 568, 710, 994, 1136, 1420, 1988, 2485, 2840, 3541, 3976, 4970, 5680, 7082, 7952, 9940, 14164, 17705, 19880, 24787, 28328, 35410, 39760, 49574, 56656, 70820, 99148, 123935, 141640, 198296, 247870, 251411, 283280, 396592, 495740, 502822, 991480, 1005644, 1257055, 1759877, 1982960, 2011288, 2514110, 3519754, 4022576, 5028220, 7039508, 8799385, 10056440, 14079016, 17598770, 20112880, 28158032, 35197540, 70395080, 140790160]

約数ペア:

[(1, 140790160), (2, 70395080), (4, 35197540), (5, 28158032), (7, 20112880), (8, 17598770), (10, 14079016), (14, 10056440), (16, 8799385), (20, 7039508), (28, 5028220), (35, 4022576), (40, 3519754), (56, 2514110), (70, 2011288), (71, 1982960), (80, 1759877), (112, 1257055), (140, 1005644), (142, 991480), (280, 502822), (284, 495740), (355, 396592), (497, 283280), (560, 251411), (568, 247870), (710, 198296), (994, 141640), (1136, 123935), (1420, 99148), (1988, 70820), (2485, 56656), (2840, 49574), (3541, 39760), (3976, 35410), (4970, 28328), (5680, 24787), (7082, 19880), (7952, 17705), (9940, 14164)]