129786660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{721037}}^1$

素因数の和:721052

約数の個数: 36

約数和(自身を含む): 393686748

約数和(自身を除く): 263900088

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 721037, 1442074, 2163111, 2884148, 3605185, 4326222, 6489333, 7210370, 8652444, 10815555, 12978666, 14420740, 21631110, 25957332, 32446665, 43262220, 64893330, 129786660]

約数ペア:

[(1, 129786660), (2, 64893330), (3, 43262220), (4, 32446665), (5, 25957332), (6, 21631110), (9, 14420740), (10, 12978666), (12, 10815555), (15, 8652444), (18, 7210370), (20, 6489333), (30, 4326222), (36, 3605185), (45, 2884148), (60, 2163111), (90, 1442074), (180, 721037)]