168356940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2805949}}^1$

素因数の和:2805961

約数の個数: 24

約数和(自身を含む): 471399600

約数和(自身を除く): 303042660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2805949, 5611898, 8417847, 11223796, 14029745, 16835694, 28059490, 33671388, 42089235, 56118980, 84178470, 168356940]

約数ペア:

[(1, 168356940), (2, 84178470), (3, 56118980), (4, 42089235), (5, 33671388), (6, 28059490), (10, 16835694), (12, 14029745), (15, 11223796), (20, 8417847), (30, 5611898), (60, 2805949)]