30660357

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:322

約数の個数: 64

約数和(自身を含む): 55480320

約数和(自身を除く): 24819963

約数列:

[1, 3, 7, 13, 19, 21, 23, 39, 57, 69, 91, 133, 161, 247, 257, 273, 299, 399, 437, 483, 741, 771, 897, 1311, 1729, 1799, 2093, 3059, 3341, 4883, 5187, 5397, 5681, 5911, 6279, 9177, 10023, 14649, 17043, 17733, 23387, 34181, 39767, 41377, 63479, 70161, 76843, 102543, 112309, 119301, 124131, 190437, 230529, 336927, 444353, 537901, 786163, 1333059, 1460017, 1613703, 2358489, 4380051, 10220119, 30660357]

約数ペア:

[(1, 30660357), (3, 10220119), (7, 4380051), (13, 2358489), (19, 1613703), (21, 1460017), (23, 1333059), (39, 786163), (57, 537901), (69, 444353), (91, 336927), (133, 230529), (161, 190437), (247, 124131), (257, 119301), (273, 112309), (299, 102543), (399, 76843), (437, 70161), (483, 63479), (741, 41377), (771, 39767), (897, 34181), (1311, 23387), (1729, 17733), (1799, 17043), (2093, 14649), (3059, 10023), (3341, 9177), (4883, 6279), (5187, 5911), (5397, 5681)]