80420580

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{148927}}^1$

素因数の和:148945

約数の個数: 48

約数和(自身を含む): 250199040

約数和(自身を除く): 169778460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 148927, 297854, 446781, 595708, 744635, 893562, 1340343, 1489270, 1787124, 2233905, 2680686, 2978540, 4021029, 4467810, 5361372, 6701715, 8042058, 8935620, 13403430, 16084116, 20105145, 26806860, 40210290, 80420580]

約数ペア:

[(1, 80420580), (2, 40210290), (3, 26806860), (4, 20105145), (5, 16084116), (6, 13403430), (9, 8935620), (10, 8042058), (12, 6701715), (15, 5361372), (18, 4467810), (20, 4021029), (27, 2978540), (30, 2680686), (36, 2233905), (45, 1787124), (54, 1489270), (60, 1340343), (90, 893562), (108, 744635), (135, 595708), (180, 446781), (270, 297854), (540, 148927)]