157420816

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2851}}^1$

素因数の和:2912

約数の個数: 80

約数和(自身を含む): 381939840

約数和(自身を除く): 224519024

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 29, 34, 56, 58, 68, 112, 116, 119, 136, 203, 232, 238, 272, 406, 464, 476, 493, 812, 952, 986, 1624, 1904, 1972, 2851, 3248, 3451, 3944, 5702, 6902, 7888, 11404, 13804, 19957, 22808, 27608, 39914, 45616, 48467, 55216, 79828, 82679, 96934, 159656, 165358, 193868, 319312, 330716, 339269, 387736, 578753, 661432, 678538, 775472, 1157506, 1322864, 1357076, 1405543, 2315012, 2714152, 2811086, 4630024, 5428304, 5622172, 9260048, 9838801, 11244344, 19677602, 22488688, 39355204, 78710408, 157420816]

約数ペア:

[(1, 157420816), (2, 78710408), (4, 39355204), (7, 22488688), (8, 19677602), (14, 11244344), (16, 9838801), (17, 9260048), (28, 5622172), (29, 5428304), (34, 4630024), (56, 2811086), (58, 2714152), (68, 2315012), (112, 1405543), (116, 1357076), (119, 1322864), (136, 1157506), (203, 775472), (232, 678538), (238, 661432), (272, 578753), (406, 387736), (464, 339269), (476, 330716), (493, 319312), (812, 193868), (952, 165358), (986, 159656), (1624, 96934), (1904, 82679), (1972, 79828), (2851, 55216), (3248, 48467), (3451, 45616), (3944, 39914), (5702, 27608), (6902, 22808), (7888, 19957), (11404, 13804)]