256211802

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1433}}^1$

素因数の和:1505

約数の個数: 128

約数和(自身を含む): 726865920

約数和(自身を除く): 470654118

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 43, 54, 63, 66, 77, 86, 99, 126, 129, 154, 189, 198, 231, 258, 297, 301, 378, 387, 462, 473, 594, 602, 693, 774, 903, 946, 1161, 1386, 1419, 1433, 1806, 2079, 2322, 2709, 2838, 2866, 3311, 4158, 4257, 4299, 5418, 6622, 8127, 8514, 8598, 9933, 10031, 12771, 12897, 15763, 16254, 19866, 20062, 25542, 25794, 29799, 30093, 31526, 38691, 47289, 59598, 60186, 61619, 77382, 89397, 90279, 94578, 110341, 123238, 141867, 178794, 180558, 184857, 220682, 270837, 283734, 331023, 369714, 425601, 431333, 541674, 554571, 662046, 677809, 851202, 862666, 993069, 1109142, 1293999, 1355618, 1663713, 1986138, 2033427, 2587998, 2979207, 3327426, 3881997, 4066854, 4744663, 5958414, 6100281, 7763994, 9489326, 11645991, 12200562, 14233989, 18300843, 23291982, 28467978, 36601686, 42701967, 85403934, 128105901, 256211802]

約数ペア:

[(1, 256211802), (2, 128105901), (3, 85403934), (6, 42701967), (7, 36601686), (9, 28467978), (11, 23291982), (14, 18300843), (18, 14233989), (21, 12200562), (22, 11645991), (27, 9489326), (33, 7763994), (42, 6100281), (43, 5958414), (54, 4744663), (63, 4066854), (66, 3881997), (77, 3327426), (86, 2979207), (99, 2587998), (126, 2033427), (129, 1986138), (154, 1663713), (189, 1355618), (198, 1293999), (231, 1109142), (258, 993069), (297, 862666), (301, 851202), (378, 677809), (387, 662046), (462, 554571), (473, 541674), (594, 431333), (602, 425601), (693, 369714), (774, 331023), (903, 283734), (946, 270837), (1161, 220682), (1386, 184857), (1419, 180558), (1433, 178794), (1806, 141867), (2079, 123238), (2322, 110341), (2709, 94578), (2838, 90279), (2866, 89397), (3311, 77382), (4158, 61619), (4257, 60186), (4299, 59598), (5418, 47289), (6622, 38691), (8127, 31526), (8514, 30093), (8598, 29799), (9933, 25794), (10031, 25542), (12771, 20062), (12897, 19866), (15763, 16254)]