8392440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:221

約数の個数: 128

約数和(自身を含む): 29352960

約数和(自身を除く): 20960520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 97, 103, 105, 120, 140, 168, 194, 206, 210, 280, 291, 309, 388, 412, 420, 485, 515, 582, 618, 679, 721, 776, 824, 840, 970, 1030, 1164, 1236, 1358, 1442, 1455, 1545, 1940, 2037, 2060, 2163, 2328, 2472, 2716, 2884, 2910, 3090, 3395, 3605, 3880, 4074, 4120, 4326, 5432, 5768, 5820, 6180, 6790, 7210, 8148, 8652, 9991, 10185, 10815, 11640, 12360, 13580, 14420, 16296, 17304, 19982, 20370, 21630, 27160, 28840, 29973, 39964, 40740, 43260, 49955, 59946, 69937, 79928, 81480, 86520, 99910, 119892, 139874, 149865, 199820, 209811, 239784, 279748, 299730, 349685, 399640, 419622, 559496, 599460, 699370, 839244, 1049055, 1198920, 1398740, 1678488, 2098110, 2797480, 4196220, 8392440]

約数ペア:

[(1, 8392440), (2, 4196220), (3, 2797480), (4, 2098110), (5, 1678488), (6, 1398740), (7, 1198920), (8, 1049055), (10, 839244), (12, 699370), (14, 599460), (15, 559496), (20, 419622), (21, 399640), (24, 349685), (28, 299730), (30, 279748), (35, 239784), (40, 209811), (42, 199820), (56, 149865), (60, 139874), (70, 119892), (84, 99910), (97, 86520), (103, 81480), (105, 79928), (120, 69937), (140, 59946), (168, 49955), (194, 43260), (206, 40740), (210, 39964), (280, 29973), (291, 28840), (309, 27160), (388, 21630), (412, 20370), (420, 19982), (485, 17304), (515, 16296), (582, 14420), (618, 13580), (679, 12360), (721, 11640), (776, 10815), (824, 10185), (840, 9991), (970, 8652), (1030, 8148), (1164, 7210), (1236, 6790), (1358, 6180), (1442, 5820), (1455, 5768), (1545, 5432), (1940, 4326), (2037, 4120), (2060, 4074), (2163, 3880), (2328, 3605), (2472, 3395), (2716, 3090), (2884, 2910)]