256218666

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2767}}^1$

素因数の和:2867

約数の個数: 64

約数和(自身を含む): 593104896

約数和(自身を除く): 336886230

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 61, 66, 69, 122, 138, 183, 253, 366, 506, 671, 759, 1342, 1403, 1518, 2013, 2767, 2806, 4026, 4209, 5534, 8301, 8418, 15433, 16602, 30437, 30866, 46299, 60874, 63641, 91311, 92598, 127282, 168787, 182622, 190923, 337574, 381846, 506361, 700051, 1012722, 1400102, 1856657, 2100153, 3713314, 3882101, 4200306, 5569971, 7764202, 11139942, 11646303, 23292606, 42703111, 85406222, 128109333, 256218666]

約数ペア:

[(1, 256218666), (2, 128109333), (3, 85406222), (6, 42703111), (11, 23292606), (22, 11646303), (23, 11139942), (33, 7764202), (46, 5569971), (61, 4200306), (66, 3882101), (69, 3713314), (122, 2100153), (138, 1856657), (183, 1400102), (253, 1012722), (366, 700051), (506, 506361), (671, 381846), (759, 337574), (1342, 190923), (1403, 182622), (1518, 168787), (2013, 127282), (2767, 92598), (2806, 91311), (4026, 63641), (4209, 60874), (5534, 46299), (8301, 30866), (8418, 30437), (15433, 16602)]