2970

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1$

素因数の和:27

約数の個数: 32

約数和(自身を含む): 8640

約数和(自身を除く): 5670

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 90, 99, 110, 135, 165, 198, 270, 297, 330, 495, 594, 990, 1485, 2970]

約数ペア:

[(1, 2970), (2, 1485), (3, 990), (5, 594), (6, 495), (9, 330), (10, 297), (11, 270), (15, 198), (18, 165), (22, 135), (27, 110), (30, 99), (33, 90), (45, 66), (54, 55)]