165400020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{918889}}^1$

素因数の和:918904

約数の個数: 36

約数和(自身を含む): 501713940

約数和(自身を除く): 336313920

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 918889, 1837778, 2756667, 3675556, 4594445, 5513334, 8270001, 9188890, 11026668, 13783335, 16540002, 18377780, 27566670, 33080004, 41350005, 55133340, 82700010, 165400020]

約数ペア:

[(1, 165400020), (2, 82700010), (3, 55133340), (4, 41350005), (5, 33080004), (6, 27566670), (9, 18377780), (10, 16540002), (12, 13783335), (15, 11026668), (18, 9188890), (20, 8270001), (30, 5513334), (36, 4594445), (45, 3675556), (60, 2756667), (90, 1837778), (180, 918889)]