181340172

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{1663}}^1$

素因数の和:1919

約数の個数: 72

約数和(自身を含む): 496065024

約数和(自身を除く): 314724852

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 233, 234, 466, 468, 699, 932, 1398, 1663, 2097, 2796, 3029, 3326, 4194, 4989, 6058, 6652, 8388, 9087, 9978, 12116, 14967, 18174, 19956, 21619, 27261, 29934, 36348, 43238, 54522, 59868, 64857, 86476, 109044, 129714, 194571, 259428, 387479, 389142, 774958, 778284, 1162437, 1549916, 2324874, 3487311, 4649748, 5037227, 6974622, 10074454, 13949244, 15111681, 20148908, 30223362, 45335043, 60446724, 90670086, 181340172]

約数ペア:

[(1, 181340172), (2, 90670086), (3, 60446724), (4, 45335043), (6, 30223362), (9, 20148908), (12, 15111681), (13, 13949244), (18, 10074454), (26, 6974622), (36, 5037227), (39, 4649748), (52, 3487311), (78, 2324874), (117, 1549916), (156, 1162437), (233, 778284), (234, 774958), (466, 389142), (468, 387479), (699, 259428), (932, 194571), (1398, 129714), (1663, 109044), (2097, 86476), (2796, 64857), (3029, 59868), (3326, 54522), (4194, 43238), (4989, 36348), (6058, 29934), (6652, 27261), (8388, 21619), (9087, 19956), (9978, 18174), (12116, 14967)]