164354960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{26681}}^1$

素因数の和:26712

約数の個数: 80

約数和(自身を含む): 476433792

約数和(自身を除く): 312078832

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 26681, 53362, 106724, 133405, 186767, 213448, 266810, 293491, 373534, 426896, 533620, 586982, 747068, 933835, 1067240, 1173964, 1467455, 1494136, 1867670, 2054437, 2134480, 2347928, 2934910, 2988272, 3735340, 4108874, 4695856, 5869820, 7470680, 8217748, 10272185, 11739640, 14941360, 16435496, 20544370, 23479280, 32870992, 41088740, 82177480, 164354960]

約数ペア:

[(1, 164354960), (2, 82177480), (4, 41088740), (5, 32870992), (7, 23479280), (8, 20544370), (10, 16435496), (11, 14941360), (14, 11739640), (16, 10272185), (20, 8217748), (22, 7470680), (28, 5869820), (35, 4695856), (40, 4108874), (44, 3735340), (55, 2988272), (56, 2934910), (70, 2347928), (77, 2134480), (80, 2054437), (88, 1867670), (110, 1494136), (112, 1467455), (140, 1173964), (154, 1067240), (176, 933835), (220, 747068), (280, 586982), (308, 533620), (385, 426896), (440, 373534), (560, 293491), (616, 266810), (770, 213448), (880, 186767), (1232, 133405), (1540, 106724), (3080, 53362), (6160, 26681)]