199872036

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6779}}^1$

素因数の和:6815

約数の個数: 120

約数和(自身を含む): 643177920

約数和(自身を除く): 443305884

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 81, 84, 91, 108, 117, 126, 156, 162, 182, 189, 234, 252, 273, 324, 351, 364, 378, 468, 546, 567, 702, 756, 819, 1053, 1092, 1134, 1404, 1638, 2106, 2268, 2457, 3276, 4212, 4914, 6779, 7371, 9828, 13558, 14742, 20337, 27116, 29484, 40674, 47453, 61011, 81348, 88127, 94906, 122022, 142359, 176254, 183033, 189812, 244044, 264381, 284718, 352508, 366066, 427077, 528762, 549099, 569436, 616889, 732132, 793143, 854154, 1057524, 1098198, 1233778, 1281231, 1586286, 1708308, 1850667, 2196396, 2379429, 2467556, 2562462, 3172572, 3701334, 3843693, 4758858, 5124924, 5552001, 7138287, 7402668, 7687386, 9517716, 11104002, 14276574, 15374772, 16656003, 22208004, 28553148, 33312006, 49968009, 66624012, 99936018, 199872036]

約数ペア:

[(1, 199872036), (2, 99936018), (3, 66624012), (4, 49968009), (6, 33312006), (7, 28553148), (9, 22208004), (12, 16656003), (13, 15374772), (14, 14276574), (18, 11104002), (21, 9517716), (26, 7687386), (27, 7402668), (28, 7138287), (36, 5552001), (39, 5124924), (42, 4758858), (52, 3843693), (54, 3701334), (63, 3172572), (78, 2562462), (81, 2467556), (84, 2379429), (91, 2196396), (108, 1850667), (117, 1708308), (126, 1586286), (156, 1281231), (162, 1233778), (182, 1098198), (189, 1057524), (234, 854154), (252, 793143), (273, 732132), (324, 616889), (351, 569436), (364, 549099), (378, 528762), (468, 427077), (546, 366066), (567, 352508), (702, 284718), (756, 264381), (819, 244044), (1053, 189812), (1092, 183033), (1134, 176254), (1404, 142359), (1638, 122022), (2106, 94906), (2268, 88127), (2457, 81348), (3276, 61011), (4212, 47453), (4914, 40674), (6779, 29484), (7371, 27116), (9828, 20337), (13558, 14742)]