138858660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{771437}}^1$

素因数の和:771452

約数の個数: 36

約数和(自身を含む): 421205148

約数和(自身を除く): 282346488

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 771437, 1542874, 2314311, 3085748, 3857185, 4628622, 6942933, 7714370, 9257244, 11571555, 13885866, 15428740, 23143110, 27771732, 34714665, 46286220, 69429330, 138858660]

約数ペア:

[(1, 138858660), (2, 69429330), (3, 46286220), (4, 34714665), (5, 27771732), (6, 23143110), (9, 15428740), (10, 13885866), (12, 11571555), (15, 9257244), (18, 7714370), (20, 6942933), (30, 4628622), (36, 3857185), (45, 3085748), (60, 2314311), (90, 1542874), (180, 771437)]