15807180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2417}}^1$

素因数の和:2538

約数の個数: 48

約数和(自身を含む): 44684640

約数和(自身を除く): 28877460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 327, 436, 545, 654, 1090, 1308, 1635, 2180, 2417, 3270, 4834, 6540, 7251, 9668, 12085, 14502, 24170, 29004, 36255, 48340, 72510, 145020, 263453, 526906, 790359, 1053812, 1317265, 1580718, 2634530, 3161436, 3951795, 5269060, 7903590, 15807180]

約数ペア:

[(1, 15807180), (2, 7903590), (3, 5269060), (4, 3951795), (5, 3161436), (6, 2634530), (10, 1580718), (12, 1317265), (15, 1053812), (20, 790359), (30, 526906), (60, 263453), (109, 145020), (218, 72510), (327, 48340), (436, 36255), (545, 29004), (654, 24170), (1090, 14502), (1308, 12085), (1635, 9668), (2180, 7251), (2417, 6540), (3270, 4834)]