128428830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{1426987}}^1$

素因数の和:1427000

約数の個数: 24

約数和(自身を含む): 333915192

約数和(自身を除く): 205486362

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 1426987, 2853974, 4280961, 7134935, 8561922, 12842883, 14269870, 21404805, 25685766, 42809610, 64214415, 128428830]

約数ペア:

[(1, 128428830), (2, 64214415), (3, 42809610), (5, 25685766), (6, 21404805), (9, 14269870), (10, 12842883), (15, 8561922), (18, 7134935), (30, 4280961), (45, 2853974), (90, 1426987)]