1554660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{2879}}^1$

素因数の和:2897

約数の個数: 48

約数和(自身を含む): 4838400

約数和(自身を除く): 3283740

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, 2879, 5758, 8637, 11516, 14395, 17274, 25911, 28790, 34548, 43185, 51822, 57580, 77733, 86370, 103644, 129555, 155466, 172740, 259110, 310932, 388665, 518220, 777330, 1554660]

約数ペア:

[(1, 1554660), (2, 777330), (3, 518220), (4, 388665), (5, 310932), (6, 259110), (9, 172740), (10, 155466), (12, 129555), (15, 103644), (18, 86370), (20, 77733), (27, 57580), (30, 51822), (36, 43185), (45, 34548), (54, 28790), (60, 25911), (90, 17274), (108, 14395), (135, 11516), (180, 8637), (270, 5758), (540, 2879)]