248762416

素因数分解:

$2^4\times 7^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:243

約数の個数: 120

約数和(自身を含む): 587774880

約数和(自身を除く): 339012464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 49, 56, 71, 82, 98, 109, 112, 142, 164, 196, 218, 284, 287, 328, 392, 436, 497, 568, 574, 656, 763, 784, 872, 994, 1136, 1148, 1526, 1744, 1988, 2009, 2296, 2911, 3052, 3479, 3976, 4018, 4469, 4592, 5341, 5822, 6104, 6958, 7739, 7952, 8036, 8938, 10682, 11644, 12208, 13916, 15478, 16072, 17876, 20377, 21364, 23288, 27832, 30956, 31283, 32144, 35752, 40754, 42728, 46576, 54173, 55664, 61912, 62566, 71504, 81508, 85456, 108346, 123824, 125132, 142639, 163016, 216692, 218981, 250264, 285278, 317299, 326032, 379211, 433384, 437962, 500528, 570556, 634598, 758422, 866768, 875924, 1141112, 1269196, 1516844, 1751848, 2221093, 2282224, 2538392, 3033688, 3503696, 4442186, 5076784, 6067376, 8884372, 15547651, 17768744, 31095302, 35537488, 62190604, 124381208, 248762416]

約数ペア:

[(1, 248762416), (2, 124381208), (4, 62190604), (7, 35537488), (8, 31095302), (14, 17768744), (16, 15547651), (28, 8884372), (41, 6067376), (49, 5076784), (56, 4442186), (71, 3503696), (82, 3033688), (98, 2538392), (109, 2282224), (112, 2221093), (142, 1751848), (164, 1516844), (196, 1269196), (218, 1141112), (284, 875924), (287, 866768), (328, 758422), (392, 634598), (436, 570556), (497, 500528), (568, 437962), (574, 433384), (656, 379211), (763, 326032), (784, 317299), (872, 285278), (994, 250264), (1136, 218981), (1148, 216692), (1526, 163016), (1744, 142639), (1988, 125132), (2009, 123824), (2296, 108346), (2911, 85456), (3052, 81508), (3479, 71504), (3976, 62566), (4018, 61912), (4469, 55664), (4592, 54173), (5341, 46576), (5822, 42728), (6104, 40754), (6958, 35752), (7739, 32144), (7952, 31283), (8036, 30956), (8938, 27832), (10682, 23288), (11644, 21364), (12208, 20377), (13916, 17876), (15478, 16072)]