128720934

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1151}}^1$

素因数の和:1290

約数の個数: 64

約数和(自身を含む): 304128000

約数和(自身を除く): 175407066

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 109, 114, 171, 218, 327, 342, 513, 654, 981, 1026, 1151, 1962, 2071, 2302, 2943, 3453, 4142, 5886, 6213, 6906, 10359, 12426, 18639, 20718, 21869, 31077, 37278, 43738, 55917, 62154, 65607, 111834, 125459, 131214, 196821, 250918, 376377, 393642, 590463, 752754, 1129131, 1180926, 2258262, 2383721, 3387393, 4767442, 6774786, 7151163, 14302326, 21453489, 42906978, 64360467, 128720934]

約数ペア:

[(1, 128720934), (2, 64360467), (3, 42906978), (6, 21453489), (9, 14302326), (18, 7151163), (19, 6774786), (27, 4767442), (38, 3387393), (54, 2383721), (57, 2258262), (109, 1180926), (114, 1129131), (171, 752754), (218, 590463), (327, 393642), (342, 376377), (513, 250918), (654, 196821), (981, 131214), (1026, 125459), (1151, 111834), (1962, 65607), (2071, 62154), (2302, 55917), (2943, 43738), (3453, 37278), (4142, 31077), (5886, 21869), (6213, 20718), (6906, 18639), (10359, 12426)]