256923610524

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{325627}}^1$

素因数の和:325776

約数の個数: 144

約数和(自身を含む): 773754648576

約数和(自身を除く): 516831038052

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 101, 124, 126, 186, 202, 217, 252, 279, 303, 372, 404, 434, 558, 606, 651, 707, 868, 909, 1116, 1212, 1302, 1414, 1818, 1953, 2121, 2604, 2828, 3131, 3636, 3906, 4242, 6262, 6363, 7812, 8484, 9393, 12524, 12726, 18786, 21917, 25452, 28179, 37572, 43834, 56358, 65751, 87668, 112716, 131502, 197253, 263004, 325627, 394506, 651254, 789012, 976881, 1302508, 1953762, 2279389, 2930643, 3907524, 4558778, 5861286, 6838167, 9117556, 10094437, 11722572, 13676334, 20188874, 20514501, 27352668, 30283311, 32888327, 40377748, 41029002, 60566622, 65776654, 70661059, 82058004, 90849933, 98664981, 121133244, 131553308, 141322118, 181699866, 197329962, 211983177, 230218289, 282644236, 295994943, 363399732, 394659924, 423966354, 460436578, 591989886, 635949531, 690654867, 847932708, 920873156, 1019538137, 1183979772, 1271899062, 1381309734, 2039076274, 2071964601, 2543798124, 2762619468, 3058614411, 4078152548, 4143929202, 6117228822, 7136766959, 8287858404, 9175843233, 12234457644, 14273533918, 18351686466, 21410300877, 28547067836, 36703372932, 42820601754, 64230902631, 85641203508, 128461805262, 256923610524]

約数ペア:

[(1, 256923610524), (2, 128461805262), (3, 85641203508), (4, 64230902631), (6, 42820601754), (7, 36703372932), (9, 28547067836), (12, 21410300877), (14, 18351686466), (18, 14273533918), (21, 12234457644), (28, 9175843233), (31, 8287858404), (36, 7136766959), (42, 6117228822), (62, 4143929202), (63, 4078152548), (84, 3058614411), (93, 2762619468), (101, 2543798124), (124, 2071964601), (126, 2039076274), (186, 1381309734), (202, 1271899062), (217, 1183979772), (252, 1019538137), (279, 920873156), (303, 847932708), (372, 690654867), (404, 635949531), (434, 591989886), (558, 460436578), (606, 423966354), (651, 394659924), (707, 363399732), (868, 295994943), (909, 282644236), (1116, 230218289), (1212, 211983177), (1302, 197329962), (1414, 181699866), (1818, 141322118), (1953, 131553308), (2121, 121133244), (2604, 98664981), (2828, 90849933), (3131, 82058004), (3636, 70661059), (3906, 65776654), (4242, 60566622), (6262, 41029002), (6363, 40377748), (7812, 32888327), (8484, 30283311), (9393, 27352668), (12524, 20514501), (12726, 20188874), (18786, 13676334), (21917, 11722572), (25452, 10094437), (28179, 9117556), (37572, 6838167), (43834, 5861286), (56358, 4558778), (65751, 3907524), (87668, 2930643), (112716, 2279389), (131502, 1953762), (197253, 1302508), (263004, 976881), (325627, 789012), (394506, 651254)]