123704880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1279}}^1$

素因数の和:1339

約数の個数: 160

約数和(自身を含む): 426639360

約数和(自身を除く): 302934480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 39, 40, 48, 52, 60, 62, 65, 78, 80, 93, 104, 120, 124, 130, 155, 156, 186, 195, 208, 240, 248, 260, 310, 312, 372, 390, 403, 465, 496, 520, 620, 624, 744, 780, 806, 930, 1040, 1209, 1240, 1279, 1488, 1560, 1612, 1860, 2015, 2418, 2480, 2558, 3120, 3224, 3720, 3837, 4030, 4836, 5116, 6045, 6395, 6448, 7440, 7674, 8060, 9672, 10232, 12090, 12790, 15348, 16120, 16627, 19185, 19344, 20464, 24180, 25580, 30696, 32240, 33254, 38370, 39649, 48360, 49881, 51160, 61392, 66508, 76740, 79298, 83135, 96720, 99762, 102320, 118947, 133016, 153480, 158596, 166270, 198245, 199524, 237894, 249405, 266032, 306960, 317192, 332540, 396490, 399048, 475788, 498810, 515437, 594735, 634384, 665080, 792980, 798096, 951576, 997620, 1030874, 1189470, 1330160, 1546311, 1585960, 1903152, 1995240, 2061748, 2378940, 2577185, 3092622, 3171920, 3990480, 4123496, 4757880, 5154370, 6185244, 7731555, 8246992, 9515760, 10308740, 12370488, 15463110, 20617480, 24740976, 30926220, 41234960, 61852440, 123704880]

約数ペア:

[(1, 123704880), (2, 61852440), (3, 41234960), (4, 30926220), (5, 24740976), (6, 20617480), (8, 15463110), (10, 12370488), (12, 10308740), (13, 9515760), (15, 8246992), (16, 7731555), (20, 6185244), (24, 5154370), (26, 4757880), (30, 4123496), (31, 3990480), (39, 3171920), (40, 3092622), (48, 2577185), (52, 2378940), (60, 2061748), (62, 1995240), (65, 1903152), (78, 1585960), (80, 1546311), (93, 1330160), (104, 1189470), (120, 1030874), (124, 997620), (130, 951576), (155, 798096), (156, 792980), (186, 665080), (195, 634384), (208, 594735), (240, 515437), (248, 498810), (260, 475788), (310, 399048), (312, 396490), (372, 332540), (390, 317192), (403, 306960), (465, 266032), (496, 249405), (520, 237894), (620, 199524), (624, 198245), (744, 166270), (780, 158596), (806, 153480), (930, 133016), (1040, 118947), (1209, 102320), (1240, 99762), (1279, 96720), (1488, 83135), (1560, 79298), (1612, 76740), (1860, 66508), (2015, 61392), (2418, 51160), (2480, 49881), (2558, 48360), (3120, 39649), (3224, 38370), (3720, 33254), (3837, 32240), (4030, 30696), (4836, 25580), (5116, 24180), (6045, 20464), (6395, 19344), (6448, 19185), (7440, 16627), (7674, 16120), (8060, 15348), (9672, 12790), (10232, 12090)]