145236980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{148201}}^1$

素因数の和:148224

約数の個数: 36

約数和(自身を含む): 354795588

約数和(自身を除く): 209558608

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 148201, 296402, 592804, 741005, 1037407, 1482010, 2074814, 2964020, 4149628, 5187035, 7261849, 10374070, 14523698, 20748140, 29047396, 36309245, 72618490, 145236980]

約数ペア:

[(1, 145236980), (2, 72618490), (4, 36309245), (5, 29047396), (7, 20748140), (10, 14523698), (14, 10374070), (20, 7261849), (28, 5187035), (35, 4149628), (49, 2964020), (70, 2074814), (98, 1482010), (140, 1037407), (196, 741005), (245, 592804), (490, 296402), (980, 148201)]