256961166

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{857}}^1$

素因数の和:950

約数の個数: 96

約数和(自身を含む): 657296640

約数和(自身を除く): 400335474

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 59, 66, 77, 118, 121, 154, 177, 231, 242, 354, 363, 413, 462, 649, 726, 826, 847, 857, 1239, 1298, 1694, 1714, 1947, 2478, 2541, 2571, 3894, 4543, 5082, 5142, 5999, 7139, 9086, 9427, 11998, 13629, 14278, 17997, 18854, 21417, 27258, 28281, 35994, 42834, 49973, 50563, 56562, 65989, 99946, 101126, 103697, 131978, 149919, 151689, 197967, 207394, 299838, 303378, 311091, 353941, 395934, 556193, 622182, 707882, 725879, 1061823, 1112386, 1451758, 1668579, 2123646, 2177637, 3337158, 3893351, 4355274, 6118123, 7786702, 11680053, 12236246, 18354369, 23360106, 36708738, 42826861, 85653722, 128480583, 256961166]

約数ペア:

[(1, 256961166), (2, 128480583), (3, 85653722), (6, 42826861), (7, 36708738), (11, 23360106), (14, 18354369), (21, 12236246), (22, 11680053), (33, 7786702), (42, 6118123), (59, 4355274), (66, 3893351), (77, 3337158), (118, 2177637), (121, 2123646), (154, 1668579), (177, 1451758), (231, 1112386), (242, 1061823), (354, 725879), (363, 707882), (413, 622182), (462, 556193), (649, 395934), (726, 353941), (826, 311091), (847, 303378), (857, 299838), (1239, 207394), (1298, 197967), (1694, 151689), (1714, 149919), (1947, 131978), (2478, 103697), (2541, 101126), (2571, 99946), (3894, 65989), (4543, 56562), (5082, 50563), (5142, 49973), (5999, 42834), (7139, 35994), (9086, 28281), (9427, 27258), (11998, 21417), (13629, 18854), (14278, 17997)]