656784960

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{52627}}^1$

素因数の和:52660

約数の個数: 112

約数和(自身を含む): 2245742016

約数和(自身を除く): 1588957056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1560, 2080, 2496, 3120, 4160, 6240, 12480, 52627, 105254, 157881, 210508, 263135, 315762, 421016, 526270, 631524, 684151, 789405, 842032, 1052540, 1263048, 1368302, 1578810, 1684064, 2052453, 2105080, 2526096, 2736604, 3157620, 3368128, 3420755, 4104906, 4210160, 5052192, 5473208, 6315240, 6841510, 8209812, 8420320, 10104384, 10262265, 10946416, 12630480, 13683020, 16419624, 16840640, 20524530, 21892832, 25260960, 27366040, 32839248, 41049060, 43785664, 50521920, 54732080, 65678496, 82098120, 109464160, 131356992, 164196240, 218928320, 328392480, 656784960]

約数ペア:

[(1, 656784960), (2, 328392480), (3, 218928320), (4, 164196240), (5, 131356992), (6, 109464160), (8, 82098120), (10, 65678496), (12, 54732080), (13, 50521920), (15, 43785664), (16, 41049060), (20, 32839248), (24, 27366040), (26, 25260960), (30, 21892832), (32, 20524530), (39, 16840640), (40, 16419624), (48, 13683020), (52, 12630480), (60, 10946416), (64, 10262265), (65, 10104384), (78, 8420320), (80, 8209812), (96, 6841510), (104, 6315240), (120, 5473208), (130, 5052192), (156, 4210160), (160, 4104906), (192, 3420755), (195, 3368128), (208, 3157620), (240, 2736604), (260, 2526096), (312, 2105080), (320, 2052453), (390, 1684064), (416, 1578810), (480, 1368302), (520, 1263048), (624, 1052540), (780, 842032), (832, 789405), (960, 684151), (1040, 631524), (1248, 526270), (1560, 421016), (2080, 315762), (2496, 263135), (3120, 210508), (4160, 157881), (6240, 105254), (12480, 52627)]