30781244

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 60211200

約数和(自身を除く): 29429956

約数列:

[1, 2, 4, 13, 26, 52, 59, 79, 118, 127, 158, 236, 254, 316, 508, 767, 1027, 1534, 1651, 2054, 3068, 3302, 4108, 4661, 6604, 7493, 9322, 10033, 14986, 18644, 20066, 29972, 40132, 60593, 97409, 121186, 130429, 194818, 242372, 260858, 389636, 521716, 591947, 1183894, 2367788, 7695311, 15390622, 30781244]

約数ペア:

[(1, 30781244), (2, 15390622), (4, 7695311), (13, 2367788), (26, 1183894), (52, 591947), (59, 521716), (79, 389636), (118, 260858), (127, 242372), (158, 194818), (236, 130429), (254, 121186), (316, 97409), (508, 60593), (767, 40132), (1027, 29972), (1534, 20066), (1651, 18644), (2054, 14986), (3068, 10033), (3302, 9322), (4108, 7493), (4661, 6604)]