239351490

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{126641}}^1$

素因数の和:126664

約数の個数: 64

約数和(自身を含む): 729457920

約数和(自身を除く): 490106430

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 126641, 253282, 379923, 633205, 759846, 886487, 1139769, 1266410, 1772974, 1899615, 2279538, 2659461, 3419307, 3799230, 4432435, 5318922, 5698845, 6838614, 7978383, 8864870, 11397690, 13297305, 15956766, 17096535, 23935149, 26594610, 34193070, 39891915, 47870298, 79783830, 119675745, 239351490]

約数ペア:

[(1, 239351490), (2, 119675745), (3, 79783830), (5, 47870298), (6, 39891915), (7, 34193070), (9, 26594610), (10, 23935149), (14, 17096535), (15, 15956766), (18, 13297305), (21, 11397690), (27, 8864870), (30, 7978383), (35, 6838614), (42, 5698845), (45, 5318922), (54, 4432435), (63, 3799230), (70, 3419307), (90, 2659461), (105, 2279538), (126, 1899615), (135, 1772974), (189, 1266410), (210, 1139769), (270, 886487), (315, 759846), (378, 633205), (630, 379923), (945, 253282), (1890, 126641)]