157942360

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1\times {\mathrm{421}}^1$

素因数の和:628

約数の個数: 64

約数和(自身を含む): 363696480

約数和(自身を除く): 205754120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 113, 166, 226, 332, 415, 421, 452, 565, 664, 830, 842, 904, 1130, 1660, 1684, 2105, 2260, 3320, 3368, 4210, 4520, 8420, 9379, 16840, 18758, 34943, 37516, 46895, 47573, 69886, 75032, 93790, 95146, 139772, 174715, 187580, 190292, 237865, 279544, 349430, 375160, 380584, 475730, 698860, 951460, 1397720, 1902920, 3948559, 7897118, 15794236, 19742795, 31588472, 39485590, 78971180, 157942360]

約数ペア:

[(1, 157942360), (2, 78971180), (4, 39485590), (5, 31588472), (8, 19742795), (10, 15794236), (20, 7897118), (40, 3948559), (83, 1902920), (113, 1397720), (166, 951460), (226, 698860), (332, 475730), (415, 380584), (421, 375160), (452, 349430), (565, 279544), (664, 237865), (830, 190292), (842, 187580), (904, 174715), (1130, 139772), (1660, 95146), (1684, 93790), (2105, 75032), (2260, 69886), (3320, 47573), (3368, 46895), (4210, 37516), (4520, 34943), (8420, 18758), (9379, 16840)]