133065640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{449}}^1$

素因数の和:730

約数の個数: 64

約数和(自身を含む): 311040000

約数和(自身を除く): 177974360

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 239, 248, 310, 449, 478, 620, 898, 956, 1195, 1240, 1796, 1912, 2245, 2390, 3592, 4490, 4780, 7409, 8980, 9560, 13919, 14818, 17960, 27838, 29636, 37045, 55676, 59272, 69595, 74090, 107311, 111352, 139190, 148180, 214622, 278380, 296360, 429244, 536555, 556760, 858488, 1073110, 2146220, 3326641, 4292440, 6653282, 13306564, 16633205, 26613128, 33266410, 66532820, 133065640]

約数ペア:

[(1, 133065640), (2, 66532820), (4, 33266410), (5, 26613128), (8, 16633205), (10, 13306564), (20, 6653282), (31, 4292440), (40, 3326641), (62, 2146220), (124, 1073110), (155, 858488), (239, 556760), (248, 536555), (310, 429244), (449, 296360), (478, 278380), (620, 214622), (898, 148180), (956, 139190), (1195, 111352), (1240, 107311), (1796, 74090), (1912, 69595), (2245, 59272), (2390, 55676), (3592, 37045), (4490, 29636), (4780, 27838), (7409, 17960), (8980, 14818), (9560, 13919)]