681610020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4027}}^1$

素因数の和:4090

約数の個数: 192

約数和(自身を含む): 2425307136

約数和(自身を除く): 1743697116

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 31, 35, 39, 42, 52, 60, 62, 65, 70, 78, 84, 91, 93, 105, 124, 130, 140, 155, 156, 182, 186, 195, 210, 217, 260, 273, 310, 364, 372, 390, 403, 420, 434, 455, 465, 546, 620, 651, 780, 806, 868, 910, 930, 1085, 1092, 1209, 1302, 1365, 1612, 1820, 1860, 2015, 2170, 2418, 2604, 2730, 2821, 3255, 4027, 4030, 4340, 4836, 5460, 5642, 6045, 6510, 8054, 8060, 8463, 11284, 12081, 12090, 13020, 14105, 16108, 16926, 20135, 24162, 24180, 28189, 28210, 33852, 40270, 42315, 48324, 52351, 56378, 56420, 60405, 80540, 84567, 84630, 104702, 112756, 120810, 124837, 140945, 157053, 169134, 169260, 209404, 241620, 249674, 261755, 281890, 314106, 338268, 366457, 374511, 422835, 499348, 523510, 563780, 624185, 628212, 732914, 749022, 785265, 845670, 873859, 1047020, 1099371, 1248370, 1465828, 1498044, 1570530, 1622881, 1691340, 1747718, 1832285, 1872555, 2198742, 2496740, 2621577, 3141060, 3245762, 3495436, 3664570, 3745110, 4369295, 4397484, 4868643, 5243154, 5496855, 6491524, 7329140, 7490220, 8114405, 8738590, 9737286, 10486308, 10993710, 11360167, 13107885, 16228810, 17477180, 19474572, 21987420, 22720334, 24343215, 26215770, 32457620, 34080501, 45440668, 48686430, 52431540, 56800835, 68161002, 97372860, 113601670, 136322004, 170402505, 227203340, 340805010, 681610020]

約数ペア:

[(1, 681610020), (2, 340805010), (3, 227203340), (4, 170402505), (5, 136322004), (6, 113601670), (7, 97372860), (10, 68161002), (12, 56800835), (13, 52431540), (14, 48686430), (15, 45440668), (20, 34080501), (21, 32457620), (26, 26215770), (28, 24343215), (30, 22720334), (31, 21987420), (35, 19474572), (39, 17477180), (42, 16228810), (52, 13107885), (60, 11360167), (62, 10993710), (65, 10486308), (70, 9737286), (78, 8738590), (84, 8114405), (91, 7490220), (93, 7329140), (105, 6491524), (124, 5496855), (130, 5243154), (140, 4868643), (155, 4397484), (156, 4369295), (182, 3745110), (186, 3664570), (195, 3495436), (210, 3245762), (217, 3141060), (260, 2621577), (273, 2496740), (310, 2198742), (364, 1872555), (372, 1832285), (390, 1747718), (403, 1691340), (420, 1622881), (434, 1570530), (455, 1498044), (465, 1465828), (546, 1248370), (620, 1099371), (651, 1047020), (780, 873859), (806, 845670), (868, 785265), (910, 749022), (930, 732914), (1085, 628212), (1092, 624185), (1209, 563780), (1302, 523510), (1365, 499348), (1612, 422835), (1820, 374511), (1860, 366457), (2015, 338268), (2170, 314106), (2418, 281890), (2604, 261755), (2730, 249674), (2821, 241620), (3255, 209404), (4027, 169260), (4030, 169134), (4340, 157053), (4836, 140945), (5460, 124837), (5642, 120810), (6045, 112756), (6510, 104702), (8054, 84630), (8060, 84567), (8463, 80540), (11284, 60405), (12081, 56420), (12090, 56378), (13020, 52351), (14105, 48324), (16108, 42315), (16926, 40270), (20135, 33852), (24162, 28210), (24180, 28189)]