248978610

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{307381}}^1$

素因数の和:307400

約数の個数: 40

約数和(自身を含む): 669477996

約数和(自身を除く): 420499386

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 307381, 614762, 922143, 1536905, 1844286, 2766429, 3073810, 4610715, 5532858, 8299287, 9221430, 13832145, 16598574, 24897861, 27664290, 41496435, 49795722, 82992870, 124489305, 248978610]

約数ペア:

[(1, 248978610), (2, 124489305), (3, 82992870), (5, 49795722), (6, 41496435), (9, 27664290), (10, 24897861), (15, 16598574), (18, 13832145), (27, 9221430), (30, 8299287), (45, 5532858), (54, 4610715), (81, 3073810), (90, 2766429), (135, 1844286), (162, 1536905), (270, 922143), (405, 614762), (810, 307381)]