68791980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1146533}}^1$

素因数の和:1146545

約数の個数: 24

約数和(自身を含む): 192617712

約数和(自身を除く): 123825732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1146533, 2293066, 3439599, 4586132, 5732665, 6879198, 11465330, 13758396, 17197995, 22930660, 34395990, 68791980]

約数ペア:

[(1, 68791980), (2, 34395990), (3, 22930660), (4, 17197995), (5, 13758396), (6, 11465330), (10, 6879198), (12, 5732665), (15, 4586132), (20, 3439599), (30, 2293066), (60, 1146533)]