138695940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{770533}}^1$

素因数の和:770548

約数の個数: 36

約数和(自身を含む): 420711564

約数和(自身を除く): 282015624

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 770533, 1541066, 2311599, 3082132, 3852665, 4623198, 6934797, 7705330, 9246396, 11557995, 13869594, 15410660, 23115990, 27739188, 34673985, 46231980, 69347970, 138695940]

約数ペア:

[(1, 138695940), (2, 69347970), (3, 46231980), (4, 34673985), (5, 27739188), (6, 23115990), (9, 15410660), (10, 13869594), (12, 11557995), (15, 9246396), (18, 7705330), (20, 6934797), (30, 4623198), (36, 3852665), (45, 3082132), (60, 2311599), (90, 1541066), (180, 770533)]