28876080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1523}}^1$

素因数の和:1618

約数の個数: 80

約数和(自身を含む): 90708480

約数和(自身を除く): 61832400

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, 1523, 1580, 1896, 2370, 3046, 3160, 3792, 4569, 4740, 6092, 6320, 7615, 9138, 9480, 12184, 15230, 18276, 18960, 22845, 24368, 30460, 36552, 45690, 60920, 73104, 91380, 120317, 121840, 182760, 240634, 360951, 365520, 481268, 601585, 721902, 962536, 1203170, 1443804, 1804755, 1925072, 2406340, 2887608, 3609510, 4812680, 5775216, 7219020, 9625360, 14438040, 28876080]

約数ペア:

[(1, 28876080), (2, 14438040), (3, 9625360), (4, 7219020), (5, 5775216), (6, 4812680), (8, 3609510), (10, 2887608), (12, 2406340), (15, 1925072), (16, 1804755), (20, 1443804), (24, 1203170), (30, 962536), (40, 721902), (48, 601585), (60, 481268), (79, 365520), (80, 360951), (120, 240634), (158, 182760), (237, 121840), (240, 120317), (316, 91380), (395, 73104), (474, 60920), (632, 45690), (790, 36552), (948, 30460), (1185, 24368), (1264, 22845), (1523, 18960), (1580, 18276), (1896, 15230), (2370, 12184), (3046, 9480), (3160, 9138), (3792, 7615), (4569, 6320), (4740, 6092)]