255891468

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{6971}}^1$

素因数の和:7027

約数の個数: 96

約数和(自身を含む): 749629440

約数和(自身を除く): 493737972

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 23, 28, 38, 42, 46, 57, 69, 76, 84, 92, 114, 133, 138, 161, 228, 266, 276, 322, 399, 437, 483, 532, 644, 798, 874, 966, 1311, 1596, 1748, 1932, 2622, 3059, 5244, 6118, 6971, 9177, 12236, 13942, 18354, 20913, 27884, 36708, 41826, 48797, 83652, 97594, 132449, 146391, 160333, 195188, 264898, 292782, 320666, 397347, 480999, 529796, 585564, 641332, 794694, 927143, 961998, 1122331, 1589388, 1854286, 1923996, 2244662, 2781429, 3046327, 3366993, 3708572, 4489324, 5562858, 6092654, 6733986, 9138981, 11125716, 12185308, 13467972, 18277962, 21324289, 36555924, 42648578, 63972867, 85297156, 127945734, 255891468]

約数ペア:

[(1, 255891468), (2, 127945734), (3, 85297156), (4, 63972867), (6, 42648578), (7, 36555924), (12, 21324289), (14, 18277962), (19, 13467972), (21, 12185308), (23, 11125716), (28, 9138981), (38, 6733986), (42, 6092654), (46, 5562858), (57, 4489324), (69, 3708572), (76, 3366993), (84, 3046327), (92, 2781429), (114, 2244662), (133, 1923996), (138, 1854286), (161, 1589388), (228, 1122331), (266, 961998), (276, 927143), (322, 794694), (399, 641332), (437, 585564), (483, 529796), (532, 480999), (644, 397347), (798, 320666), (874, 292782), (966, 264898), (1311, 195188), (1596, 160333), (1748, 146391), (1932, 132449), (2622, 97594), (3059, 83652), (5244, 48797), (6118, 41826), (6971, 36708), (9177, 27884), (12236, 20913), (13942, 18354)]