30123756

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{337}}^1$

素因数の和:551

約数の個数: 72

約数和(自身を含む): 82677504

約数和(自身を除く): 52553748

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 191, 234, 337, 382, 468, 573, 674, 764, 1011, 1146, 1348, 1719, 2022, 2292, 2483, 3033, 3438, 4044, 4381, 4966, 6066, 6876, 7449, 8762, 9932, 12132, 13143, 14898, 17524, 22347, 26286, 29796, 39429, 44694, 52572, 64367, 78858, 89388, 128734, 157716, 193101, 257468, 386202, 579303, 772404, 836771, 1158606, 1673542, 2317212, 2510313, 3347084, 5020626, 7530939, 10041252, 15061878, 30123756]

約数ペア:

[(1, 30123756), (2, 15061878), (3, 10041252), (4, 7530939), (6, 5020626), (9, 3347084), (12, 2510313), (13, 2317212), (18, 1673542), (26, 1158606), (36, 836771), (39, 772404), (52, 579303), (78, 386202), (117, 257468), (156, 193101), (191, 157716), (234, 128734), (337, 89388), (382, 78858), (468, 64367), (573, 52572), (674, 44694), (764, 39429), (1011, 29796), (1146, 26286), (1348, 22347), (1719, 17524), (2022, 14898), (2292, 13143), (2483, 12132), (3033, 9932), (3438, 8762), (4044, 7449), (4381, 6876), (4966, 6066)]