1531980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{2837}}^1$

素因数の和:2855

約数の個数: 48

約数和(自身を含む): 4767840

約数和(自身を除く): 3235860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 2837, 5674, 8511, 11348, 14185, 17022, 25533, 28370, 34044, 42555, 51066, 56740, 76599, 85110, 102132, 127665, 153198, 170220, 255330, 306396, 382995, 510660, 765990, 1531980]

約数ペア:

[(1, 1531980), (2, 765990), (3, 510660), (4, 382995), (5, 306396), (6, 255330), (9, 170220), (10, 153198), (12, 127665), (15, 102132), (18, 85110), (20, 76599), (27, 56740), (30, 51066), (36, 42555), (45, 34044), (54, 28370), (60, 25533), (90, 17022), (108, 14185), (135, 11348), (180, 8511), (270, 5674), (540, 2837)]