161394180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2689903}}^1$

素因数の和:2689915

約数の個数: 24

約数和(自身を含む): 451903872

約数和(自身を除く): 290509692

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2689903, 5379806, 8069709, 10759612, 13449515, 16139418, 26899030, 32278836, 40348545, 53798060, 80697090, 161394180]

約数ペア:

[(1, 161394180), (2, 80697090), (3, 53798060), (4, 40348545), (5, 32278836), (6, 26899030), (10, 16139418), (12, 13449515), (15, 10759612), (20, 8069709), (30, 5379806), (60, 2689903)]