208083128

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{367}}^1\times {\mathrm{379}}^1$

素因数の和:780

約数の個数: 64

約数和(自身を含む): 453081600

約数和(自身を除く): 244998472

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 367, 374, 379, 734, 748, 758, 1468, 1496, 1516, 2936, 3032, 4037, 4169, 6239, 6443, 8074, 8338, 12478, 12886, 16148, 16676, 24956, 25772, 32296, 33352, 49912, 51544, 68629, 70873, 137258, 139093, 141746, 274516, 278186, 283492, 549032, 556372, 566984, 1112744, 1530023, 2364581, 3060046, 4729162, 6120092, 9458324, 12240184, 18916648, 26010391, 52020782, 104041564, 208083128]

約数ペア:

[(1, 208083128), (2, 104041564), (4, 52020782), (8, 26010391), (11, 18916648), (17, 12240184), (22, 9458324), (34, 6120092), (44, 4729162), (68, 3060046), (88, 2364581), (136, 1530023), (187, 1112744), (367, 566984), (374, 556372), (379, 549032), (734, 283492), (748, 278186), (758, 274516), (1468, 141746), (1496, 139093), (1516, 137258), (2936, 70873), (3032, 68629), (4037, 51544), (4169, 49912), (6239, 33352), (6443, 32296), (8074, 25772), (8338, 24956), (12478, 16676), (12886, 16148)]