254824680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2719}}^1$

素因数の和:2815

約数の個数: 128

約数和(自身を含む): 846028800

約数和(自身を除く): 591204120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 71, 88, 110, 120, 132, 142, 165, 213, 220, 264, 284, 330, 355, 426, 440, 568, 660, 710, 781, 852, 1065, 1320, 1420, 1562, 1704, 2130, 2343, 2719, 2840, 3124, 3905, 4260, 4686, 5438, 6248, 7810, 8157, 8520, 9372, 10876, 11715, 13595, 15620, 16314, 18744, 21752, 23430, 27190, 29909, 31240, 32628, 40785, 46860, 54380, 59818, 65256, 81570, 89727, 93720, 108760, 119636, 149545, 163140, 179454, 193049, 239272, 299090, 326280, 358908, 386098, 448635, 579147, 598180, 717816, 772196, 897270, 965245, 1158294, 1196360, 1544392, 1794540, 1930490, 2123539, 2316588, 2895735, 3589080, 3860980, 4247078, 4633176, 5791470, 6370617, 7721960, 8494156, 10617695, 11582940, 12741234, 16988312, 21235390, 23165880, 25482468, 31853085, 42470780, 50964936, 63706170, 84941560, 127412340, 254824680]

約数ペア:

[(1, 254824680), (2, 127412340), (3, 84941560), (4, 63706170), (5, 50964936), (6, 42470780), (8, 31853085), (10, 25482468), (11, 23165880), (12, 21235390), (15, 16988312), (20, 12741234), (22, 11582940), (24, 10617695), (30, 8494156), (33, 7721960), (40, 6370617), (44, 5791470), (55, 4633176), (60, 4247078), (66, 3860980), (71, 3589080), (88, 2895735), (110, 2316588), (120, 2123539), (132, 1930490), (142, 1794540), (165, 1544392), (213, 1196360), (220, 1158294), (264, 965245), (284, 897270), (330, 772196), (355, 717816), (426, 598180), (440, 579147), (568, 448635), (660, 386098), (710, 358908), (781, 326280), (852, 299090), (1065, 239272), (1320, 193049), (1420, 179454), (1562, 163140), (1704, 149545), (2130, 119636), (2343, 108760), (2719, 93720), (2840, 89727), (3124, 81570), (3905, 65256), (4260, 59818), (4686, 54380), (5438, 46860), (6248, 40785), (7810, 32628), (8157, 31240), (8520, 29909), (9372, 27190), (10876, 23430), (11715, 21752), (13595, 18744), (15620, 16314)]