280038870

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{345727}}^1$

素因数の和:345746

約数の個数: 40

約数和(自身を含む): 752995584

約数和(自身を除く): 472956714

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 345727, 691454, 1037181, 1728635, 2074362, 3111543, 3457270, 5185905, 6223086, 9334629, 10371810, 15557715, 18669258, 28003887, 31115430, 46673145, 56007774, 93346290, 140019435, 280038870]

約数ペア:

[(1, 280038870), (2, 140019435), (3, 93346290), (5, 56007774), (6, 46673145), (9, 31115430), (10, 28003887), (15, 18669258), (18, 15557715), (27, 10371810), (30, 9334629), (45, 6223086), (54, 5185905), (81, 3457270), (90, 3111543), (135, 2074362), (162, 1728635), (270, 1037181), (405, 691454), (810, 345727)]