256259718

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3433}}^1$

素因数の和:3494

約数の個数: 96

約数和(自身を含む): 674987040

約数和(自身を除く): 418727322

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 29, 33, 39, 58, 66, 78, 87, 99, 117, 143, 174, 198, 234, 261, 286, 319, 377, 429, 522, 638, 754, 858, 957, 1131, 1287, 1914, 2262, 2574, 2871, 3393, 3433, 4147, 5742, 6786, 6866, 8294, 10299, 12441, 20598, 24882, 30897, 37323, 37763, 44629, 61794, 74646, 75526, 89258, 99557, 113289, 133887, 199114, 226578, 267774, 298671, 339867, 401661, 490919, 597342, 679734, 803322, 896013, 981838, 1095127, 1294241, 1472757, 1792026, 2190254, 2588482, 2945514, 3285381, 3882723, 4418271, 6570762, 7765446, 8836542, 9856143, 11648169, 14236651, 19712286, 23296338, 28473302, 42709953, 85419906, 128129859, 256259718]

約数ペア:

[(1, 256259718), (2, 128129859), (3, 85419906), (6, 42709953), (9, 28473302), (11, 23296338), (13, 19712286), (18, 14236651), (22, 11648169), (26, 9856143), (29, 8836542), (33, 7765446), (39, 6570762), (58, 4418271), (66, 3882723), (78, 3285381), (87, 2945514), (99, 2588482), (117, 2190254), (143, 1792026), (174, 1472757), (198, 1294241), (234, 1095127), (261, 981838), (286, 896013), (319, 803322), (377, 679734), (429, 597342), (522, 490919), (638, 401661), (754, 339867), (858, 298671), (957, 267774), (1131, 226578), (1287, 199114), (1914, 133887), (2262, 113289), (2574, 99557), (2871, 89258), (3393, 75526), (3433, 74646), (4147, 61794), (5742, 44629), (6786, 37763), (6866, 37323), (8294, 30897), (10299, 24882), (12441, 20598)]