81674220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{4349}}^1$

素因数の和:4674

約数の個数: 48

約数和(自身を含む): 229471200

約数和(自身を除く): 147796980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 313, 626, 939, 1252, 1565, 1878, 3130, 3756, 4349, 4695, 6260, 8698, 9390, 13047, 17396, 18780, 21745, 26094, 43490, 52188, 65235, 86980, 130470, 260940, 1361237, 2722474, 4083711, 5444948, 6806185, 8167422, 13612370, 16334844, 20418555, 27224740, 40837110, 81674220]

約数ペア:

[(1, 81674220), (2, 40837110), (3, 27224740), (4, 20418555), (5, 16334844), (6, 13612370), (10, 8167422), (12, 6806185), (15, 5444948), (20, 4083711), (30, 2722474), (60, 1361237), (313, 260940), (626, 130470), (939, 86980), (1252, 65235), (1565, 52188), (1878, 43490), (3130, 26094), (3756, 21745), (4349, 18780), (4695, 17396), (6260, 13047), (8698, 9390)]