66660560

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{487}}^1$

素因数の和:588

約数の個数: 80

約数和(自身を含む): 163382400

約数和(自身を除く): 96721840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 59, 80, 116, 118, 145, 232, 236, 290, 295, 464, 472, 487, 580, 590, 944, 974, 1160, 1180, 1711, 1948, 2320, 2360, 2435, 3422, 3896, 4720, 4870, 6844, 7792, 8555, 9740, 13688, 14123, 17110, 19480, 27376, 28246, 28733, 34220, 38960, 56492, 57466, 68440, 70615, 112984, 114932, 136880, 141230, 143665, 225968, 229864, 282460, 287330, 459728, 564920, 574660, 833257, 1129840, 1149320, 1666514, 2298640, 3333028, 4166285, 6666056, 8332570, 13332112, 16665140, 33330280, 66660560]

約数ペア:

[(1, 66660560), (2, 33330280), (4, 16665140), (5, 13332112), (8, 8332570), (10, 6666056), (16, 4166285), (20, 3333028), (29, 2298640), (40, 1666514), (58, 1149320), (59, 1129840), (80, 833257), (116, 574660), (118, 564920), (145, 459728), (232, 287330), (236, 282460), (290, 229864), (295, 225968), (464, 143665), (472, 141230), (487, 136880), (580, 114932), (590, 112984), (944, 70615), (974, 68440), (1160, 57466), (1180, 56492), (1711, 38960), (1948, 34220), (2320, 28733), (2360, 28246), (2435, 27376), (3422, 19480), (3896, 17110), (4720, 14123), (4870, 13688), (6844, 9740), (7792, 8555)]