156746180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{1879}}^1$

素因数の和:2028

約数の個数: 48

約数和(自身を含む): 340475520

約数和(自身を除く): 183729340

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 97, 172, 194, 215, 388, 430, 485, 860, 970, 1879, 1940, 3758, 4171, 7516, 8342, 9395, 16684, 18790, 20855, 37580, 41710, 80797, 83420, 161594, 182263, 323188, 364526, 403985, 729052, 807970, 911315, 1615940, 1822630, 3645260, 7837309, 15674618, 31349236, 39186545, 78373090, 156746180]

約数ペア:

[(1, 156746180), (2, 78373090), (4, 39186545), (5, 31349236), (10, 15674618), (20, 7837309), (43, 3645260), (86, 1822630), (97, 1615940), (172, 911315), (194, 807970), (215, 729052), (388, 403985), (430, 364526), (485, 323188), (860, 182263), (970, 161594), (1879, 83420), (1940, 80797), (3758, 41710), (4171, 37580), (7516, 20855), (8342, 18790), (9395, 16684)]