253359920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{2267}}^1$

素因数の和:2418

約数の個数: 80

約数和(自身を含む): 647958528

約数和(自身を除く): 394598608

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 127, 176, 220, 254, 440, 508, 635, 880, 1016, 1270, 1397, 2032, 2267, 2540, 2794, 4534, 5080, 5588, 6985, 9068, 10160, 11176, 11335, 13970, 18136, 22352, 22670, 24937, 27940, 36272, 45340, 49874, 55880, 90680, 99748, 111760, 124685, 181360, 199496, 249370, 287909, 398992, 498740, 575818, 997480, 1151636, 1439545, 1994960, 2303272, 2879090, 3166999, 4606544, 5758180, 6333998, 11516360, 12667996, 15834995, 23032720, 25335992, 31669990, 50671984, 63339980, 126679960, 253359920]

約数ペア:

[(1, 253359920), (2, 126679960), (4, 63339980), (5, 50671984), (8, 31669990), (10, 25335992), (11, 23032720), (16, 15834995), (20, 12667996), (22, 11516360), (40, 6333998), (44, 5758180), (55, 4606544), (80, 3166999), (88, 2879090), (110, 2303272), (127, 1994960), (176, 1439545), (220, 1151636), (254, 997480), (440, 575818), (508, 498740), (635, 398992), (880, 287909), (1016, 249370), (1270, 199496), (1397, 181360), (2032, 124685), (2267, 111760), (2540, 99748), (2794, 90680), (4534, 55880), (5080, 49874), (5588, 45340), (6985, 36272), (9068, 27940), (10160, 24937), (11176, 22670), (11335, 22352), (13970, 18136)]