30815550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{47}}^2$

素因数の和:143

約数の個数: 108

約数和(自身を含む): 87318816

約数和(自身を除く): 56503266

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 31, 45, 47, 50, 62, 75, 90, 93, 94, 141, 150, 155, 186, 225, 235, 279, 282, 310, 423, 450, 465, 470, 558, 705, 775, 846, 930, 1175, 1395, 1410, 1457, 1550, 2115, 2209, 2325, 2350, 2790, 2914, 3525, 4230, 4371, 4418, 4650, 6627, 6975, 7050, 7285, 8742, 10575, 11045, 13113, 13254, 13950, 14570, 19881, 21150, 21855, 22090, 26226, 33135, 36425, 39762, 43710, 55225, 65565, 66270, 68479, 72850, 99405, 109275, 110450, 131130, 136958, 165675, 198810, 205437, 218550, 327825, 331350, 342395, 410874, 497025, 616311, 655650, 684790, 994050, 1027185, 1232622, 1711975, 2054370, 3081555, 3423950, 5135925, 6163110, 10271850, 15407775, 30815550]

約数ペア:

[(1, 30815550), (2, 15407775), (3, 10271850), (5, 6163110), (6, 5135925), (9, 3423950), (10, 3081555), (15, 2054370), (18, 1711975), (25, 1232622), (30, 1027185), (31, 994050), (45, 684790), (47, 655650), (50, 616311), (62, 497025), (75, 410874), (90, 342395), (93, 331350), (94, 327825), (141, 218550), (150, 205437), (155, 198810), (186, 165675), (225, 136958), (235, 131130), (279, 110450), (282, 109275), (310, 99405), (423, 72850), (450, 68479), (465, 66270), (470, 65565), (558, 55225), (705, 43710), (775, 39762), (846, 36425), (930, 33135), (1175, 26226), (1395, 22090), (1410, 21855), (1457, 21150), (1550, 19881), (2115, 14570), (2209, 13950), (2325, 13254), (2350, 13113), (2790, 11045), (2914, 10575), (3525, 8742), (4230, 7285), (4371, 7050), (4418, 6975), (4650, 6627)]