208671780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{31907}}^1$

素因数の和:32028

約数の個数: 48

約数和(自身を含む): 589659840

約数和(自身を除く): 380988060

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, 3270, 6540, 31907, 63814, 95721, 127628, 159535, 191442, 319070, 382884, 478605, 638140, 957210, 1914420, 3477863, 6955726, 10433589, 13911452, 17389315, 20867178, 34778630, 41734356, 52167945, 69557260, 104335890, 208671780]

約数ペア:

[(1, 208671780), (2, 104335890), (3, 69557260), (4, 52167945), (5, 41734356), (6, 34778630), (10, 20867178), (12, 17389315), (15, 13911452), (20, 10433589), (30, 6955726), (60, 3477863), (109, 1914420), (218, 957210), (327, 638140), (436, 478605), (545, 382884), (654, 319070), (1090, 191442), (1308, 159535), (1635, 127628), (2180, 95721), (3270, 63814), (6540, 31907)]