212190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{643}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 556416

約数和(自身を除く): 344226

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 643, 1286, 1929, 3215, 3858, 6430, 7073, 9645, 14146, 19290, 21219, 35365, 42438, 70730, 106095, 212190]

約数ペア:

[(1, 212190), (2, 106095), (3, 70730), (5, 42438), (6, 35365), (10, 21219), (11, 19290), (15, 14146), (22, 9645), (30, 7073), (33, 6430), (55, 3858), (66, 3215), (110, 1929), (165, 1286), (330, 643)]