127392760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{691}}^1$

素因数の和:1132

約数の個数: 64

約数和(自身を含む): 313891200

約数和(自身を除く): 186498440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 419, 440, 691, 838, 1382, 1676, 2095, 2764, 3352, 3455, 4190, 4609, 5528, 6910, 7601, 8380, 9218, 13820, 15202, 16760, 18436, 23045, 27640, 30404, 36872, 38005, 46090, 60808, 76010, 92180, 152020, 184360, 289529, 304040, 579058, 1158116, 1447645, 2316232, 2895290, 3184819, 5790580, 6369638, 11581160, 12739276, 15924095, 25478552, 31848190, 63696380, 127392760]

約数ペア:

[(1, 127392760), (2, 63696380), (4, 31848190), (5, 25478552), (8, 15924095), (10, 12739276), (11, 11581160), (20, 6369638), (22, 5790580), (40, 3184819), (44, 2895290), (55, 2316232), (88, 1447645), (110, 1158116), (220, 579058), (419, 304040), (440, 289529), (691, 184360), (838, 152020), (1382, 92180), (1676, 76010), (2095, 60808), (2764, 46090), (3352, 38005), (3455, 36872), (4190, 30404), (4609, 27640), (5528, 23045), (6910, 18436), (7601, 16760), (8380, 15202), (9218, 13820)]