128439270

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{158567}}^1$

素因数の和:158586

約数の個数: 40

約数和(自身を含む): 345361104

約数和(自身を除く): 216921834

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 158567, 317134, 475701, 792835, 951402, 1427103, 1585670, 2378505, 2854206, 4281309, 4757010, 7135515, 8562618, 12843927, 14271030, 21406545, 25687854, 42813090, 64219635, 128439270]

約数ペア:

[(1, 128439270), (2, 64219635), (3, 42813090), (5, 25687854), (6, 21406545), (9, 14271030), (10, 12843927), (15, 8562618), (18, 7135515), (27, 4757010), (30, 4281309), (45, 2854206), (54, 2378505), (81, 1585670), (90, 1427103), (135, 951402), (162, 792835), (270, 475701), (405, 317134), (810, 158567)]