128930220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{716279}}^1$

素因数の和:716294

約数の個数: 36

約数和(自身を含む): 391088880

約数和(自身を除く): 262158660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 716279, 1432558, 2148837, 2865116, 3581395, 4297674, 6446511, 7162790, 8595348, 10744185, 12893022, 14325580, 21488370, 25786044, 32232555, 42976740, 64465110, 128930220]

約数ペア:

[(1, 128930220), (2, 64465110), (3, 42976740), (4, 32232555), (5, 25786044), (6, 21488370), (9, 14325580), (10, 12893022), (12, 10744185), (15, 8595348), (18, 7162790), (20, 6446511), (30, 4297674), (36, 3581395), (45, 2865116), (60, 2148837), (90, 1432558), (180, 716279)]