208510984

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{3767}}^1$

素因数の和:3838

約数の個数: 64

約数和(自身を含む): 463916160

約数和(自身を除く): 255405176

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, 3767, 5032, 6919, 7534, 13838, 15068, 27676, 30136, 41437, 55352, 64039, 82874, 128078, 139379, 165748, 256156, 278758, 331496, 512312, 557516, 704429, 1115032, 1408858, 1533169, 2369443, 2817716, 3066338, 4738886, 5635432, 6132676, 9477772, 12265352, 18955544, 26063873, 52127746, 104255492, 208510984]

約数ペア:

[(1, 208510984), (2, 104255492), (4, 52127746), (8, 26063873), (11, 18955544), (17, 12265352), (22, 9477772), (34, 6132676), (37, 5635432), (44, 4738886), (68, 3066338), (74, 2817716), (88, 2369443), (136, 1533169), (148, 1408858), (187, 1115032), (296, 704429), (374, 557516), (407, 512312), (629, 331496), (748, 278758), (814, 256156), (1258, 165748), (1496, 139379), (1628, 128078), (2516, 82874), (3256, 64039), (3767, 55352), (5032, 41437), (6919, 30136), (7534, 27676), (13838, 15068)]