15559020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{28813}}^1$

素因数の和:28831

約数の個数: 48

約数和(自身を含む): 48407520

約数和(自身を除く): 32848500

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, 28813, 57626, 86439, 115252, 144065, 172878, 259317, 288130, 345756, 432195, 518634, 576260, 777951, 864390, 1037268, 1296585, 1555902, 1728780, 2593170, 3111804, 3889755, 5186340, 7779510, 15559020]

約数ペア:

[(1, 15559020), (2, 7779510), (3, 5186340), (4, 3889755), (5, 3111804), (6, 2593170), (9, 1728780), (10, 1555902), (12, 1296585), (15, 1037268), (18, 864390), (20, 777951), (27, 576260), (30, 518634), (36, 432195), (45, 345756), (54, 288130), (60, 259317), (90, 172878), (108, 144065), (135, 115252), (180, 86439), (270, 57626), (540, 28813)]