208178872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{3761}}^1$

素因数の和:3832

約数の個数: 64

約数和(自身を含む): 463177440

約数和(自身を除く): 254998568

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 37, 44, 68, 74, 88, 136, 148, 187, 296, 374, 407, 629, 748, 814, 1258, 1496, 1628, 2516, 3256, 3761, 5032, 6919, 7522, 13838, 15044, 27676, 30088, 41371, 55352, 63937, 82742, 127874, 139157, 165484, 255748, 278314, 330968, 511496, 556628, 703307, 1113256, 1406614, 1530727, 2365669, 2813228, 3061454, 4731338, 5626456, 6122908, 9462676, 12245816, 18925352, 26022359, 52044718, 104089436, 208178872]

約数ペア:

[(1, 208178872), (2, 104089436), (4, 52044718), (8, 26022359), (11, 18925352), (17, 12245816), (22, 9462676), (34, 6122908), (37, 5626456), (44, 4731338), (68, 3061454), (74, 2813228), (88, 2365669), (136, 1530727), (148, 1406614), (187, 1113256), (296, 703307), (374, 556628), (407, 511496), (629, 330968), (748, 278314), (814, 255748), (1258, 165484), (1496, 139157), (1628, 127874), (2516, 82742), (3256, 63937), (3761, 55352), (5032, 41371), (6919, 30088), (7522, 27676), (13838, 15044)]