156729786680

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{821}}^1\times {\mathrm{110989}}^1$

素因数の和:111864

約数の個数: 64

約数和(自身を含む): 361285768800

約数和(自身を除く): 204555982120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 821, 860, 1642, 1720, 3284, 4105, 6568, 8210, 16420, 32840, 35303, 70606, 110989, 141212, 176515, 221978, 282424, 353030, 443956, 554945, 706060, 887912, 1109890, 1412120, 2219780, 4439560, 4772527, 9545054, 19090108, 23862635, 38180216, 47725270, 91121969, 95450540, 182243938, 190901080, 364487876, 455609845, 728975752, 911219690, 1822439380, 3644878760, 3918244667, 7836489334, 15672978668, 19591223335, 31345957336, 39182446670, 78364893340, 156729786680]

約数ペア:

[(1, 156729786680), (2, 78364893340), (4, 39182446670), (5, 31345957336), (8, 19591223335), (10, 15672978668), (20, 7836489334), (40, 3918244667), (43, 3644878760), (86, 1822439380), (172, 911219690), (215, 728975752), (344, 455609845), (430, 364487876), (821, 190901080), (860, 182243938), (1642, 95450540), (1720, 91121969), (3284, 47725270), (4105, 38180216), (6568, 23862635), (8210, 19090108), (16420, 9545054), (32840, 4772527), (35303, 4439560), (70606, 2219780), (110989, 1412120), (141212, 1109890), (176515, 887912), (221978, 706060), (282424, 554945), (353030, 443956)]