15796880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{619}}^1$

素因数の和:672

約数の個数: 80

約数和(自身を含む): 41515200

約数和(自身を除く): 25718320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 40, 44, 55, 58, 80, 88, 110, 116, 145, 176, 220, 232, 290, 319, 440, 464, 580, 619, 638, 880, 1160, 1238, 1276, 1595, 2320, 2476, 2552, 3095, 3190, 4952, 5104, 6190, 6380, 6809, 9904, 12380, 12760, 13618, 17951, 24760, 25520, 27236, 34045, 35902, 49520, 54472, 68090, 71804, 89755, 108944, 136180, 143608, 179510, 197461, 272360, 287216, 359020, 394922, 544720, 718040, 789844, 987305, 1436080, 1579688, 1974610, 3159376, 3949220, 7898440, 15796880]

約数ペア:

[(1, 15796880), (2, 7898440), (4, 3949220), (5, 3159376), (8, 1974610), (10, 1579688), (11, 1436080), (16, 987305), (20, 789844), (22, 718040), (29, 544720), (40, 394922), (44, 359020), (55, 287216), (58, 272360), (80, 197461), (88, 179510), (110, 143608), (116, 136180), (145, 108944), (176, 89755), (220, 71804), (232, 68090), (290, 54472), (319, 49520), (440, 35902), (464, 34045), (580, 27236), (619, 25520), (638, 24760), (880, 17951), (1160, 13618), (1238, 12760), (1276, 12380), (1595, 9904), (2320, 6809), (2476, 6380), (2552, 6190), (3095, 5104), (3190, 4952)]