71649840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3779}}^1$

素因数の和:3874

約数の個数: 80

約数和(自身を含む): 224985600

約数和(自身を除く): 153335760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 237, 240, 316, 395, 474, 632, 790, 948, 1185, 1264, 1580, 1896, 2370, 3160, 3779, 3792, 4740, 6320, 7558, 9480, 11337, 15116, 18895, 18960, 22674, 30232, 37790, 45348, 56685, 60464, 75580, 90696, 113370, 151160, 181392, 226740, 298541, 302320, 453480, 597082, 895623, 906960, 1194164, 1492705, 1791246, 2388328, 2985410, 3582492, 4478115, 4776656, 5970820, 7164984, 8956230, 11941640, 14329968, 17912460, 23883280, 35824920, 71649840]

約数ペア:

[(1, 71649840), (2, 35824920), (3, 23883280), (4, 17912460), (5, 14329968), (6, 11941640), (8, 8956230), (10, 7164984), (12, 5970820), (15, 4776656), (16, 4478115), (20, 3582492), (24, 2985410), (30, 2388328), (40, 1791246), (48, 1492705), (60, 1194164), (79, 906960), (80, 895623), (120, 597082), (158, 453480), (237, 302320), (240, 298541), (316, 226740), (395, 181392), (474, 151160), (632, 113370), (790, 90696), (948, 75580), (1185, 60464), (1264, 56685), (1580, 45348), (1896, 37790), (2370, 30232), (3160, 22674), (3779, 18960), (3792, 18895), (4740, 15116), (6320, 11337), (7558, 9480)]