30271980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1297}}^1$

素因数の和:1698

約数の個数: 48

約数和(自身を含む): 85044960

約数和(自身を除く): 54772980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 389, 778, 1167, 1297, 1556, 1945, 2334, 2594, 3890, 3891, 4668, 5188, 5835, 6485, 7780, 7782, 11670, 12970, 15564, 19455, 23340, 25940, 38910, 77820, 504533, 1009066, 1513599, 2018132, 2522665, 3027198, 5045330, 6054396, 7567995, 10090660, 15135990, 30271980]

約数ペア:

[(1, 30271980), (2, 15135990), (3, 10090660), (4, 7567995), (5, 6054396), (6, 5045330), (10, 3027198), (12, 2522665), (15, 2018132), (20, 1513599), (30, 1009066), (60, 504533), (389, 77820), (778, 38910), (1167, 25940), (1297, 23340), (1556, 19455), (1945, 15564), (2334, 12970), (2594, 11670), (3890, 7782), (3891, 7780), (4668, 6485), (5188, 5835)]