996868880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{163}}^2$

素因数の和:413

約数の個数: 120

約数和(自身を含む): 2704951872

約数和(自身を除く): 1708082992

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 67, 70, 80, 112, 134, 140, 163, 268, 280, 326, 335, 469, 536, 560, 652, 670, 815, 938, 1072, 1141, 1304, 1340, 1630, 1876, 2282, 2345, 2608, 2680, 3260, 3752, 4564, 4690, 5360, 5705, 6520, 7504, 9128, 9380, 10921, 11410, 13040, 18256, 18760, 21842, 22820, 26569, 37520, 43684, 45640, 53138, 54605, 76447, 87368, 91280, 106276, 109210, 132845, 152894, 174736, 185983, 212552, 218420, 265690, 305788, 371966, 382235, 425104, 436840, 531380, 611576, 743932, 764470, 873680, 929915, 1062760, 1223152, 1487864, 1528940, 1780123, 1859830, 2125520, 2975728, 3057880, 3560246, 3719660, 6115760, 7120492, 7439320, 8900615, 12460861, 14240984, 14878640, 17801230, 24921722, 28481968, 35602460, 49843444, 62304305, 71204920, 99686888, 124608610, 142409840, 199373776, 249217220, 498434440, 996868880]

約数ペア:

[(1, 996868880), (2, 498434440), (4, 249217220), (5, 199373776), (7, 142409840), (8, 124608610), (10, 99686888), (14, 71204920), (16, 62304305), (20, 49843444), (28, 35602460), (35, 28481968), (40, 24921722), (56, 17801230), (67, 14878640), (70, 14240984), (80, 12460861), (112, 8900615), (134, 7439320), (140, 7120492), (163, 6115760), (268, 3719660), (280, 3560246), (326, 3057880), (335, 2975728), (469, 2125520), (536, 1859830), (560, 1780123), (652, 1528940), (670, 1487864), (815, 1223152), (938, 1062760), (1072, 929915), (1141, 873680), (1304, 764470), (1340, 743932), (1630, 611576), (1876, 531380), (2282, 436840), (2345, 425104), (2608, 382235), (2680, 371966), (3260, 305788), (3752, 265690), (4564, 218420), (4690, 212552), (5360, 185983), (5705, 174736), (6520, 152894), (7504, 132845), (9128, 109210), (9380, 106276), (10921, 91280), (11410, 87368), (13040, 76447), (18256, 54605), (18760, 53138), (21842, 45640), (22820, 43684), (26569, 37520)]