68905914

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:228

約数の個数: 128

約数和(自身を含む): 183859200

約数和(自身を除く): 114953286

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 29, 33, 37, 42, 58, 66, 74, 77, 87, 111, 139, 154, 174, 203, 222, 231, 259, 278, 319, 406, 407, 417, 462, 518, 609, 638, 777, 814, 834, 957, 973, 1073, 1218, 1221, 1529, 1554, 1914, 1946, 2146, 2233, 2442, 2849, 2919, 3058, 3219, 4031, 4466, 4587, 5143, 5698, 5838, 6438, 6699, 7511, 8062, 8547, 9174, 10286, 10703, 11803, 12093, 13398, 15022, 15429, 17094, 21406, 22533, 23606, 24186, 28217, 30858, 32109, 35409, 36001, 44341, 45066, 56434, 56573, 64218, 70818, 72002, 82621, 84651, 88682, 108003, 113146, 133023, 149147, 165242, 169302, 169719, 216006, 247863, 266046, 298294, 310387, 339438, 396011, 447441, 495726, 620774, 792022, 894882, 931161, 1044029, 1188033, 1640617, 1862322, 2088058, 2376066, 3132087, 3281234, 4921851, 6264174, 9843702, 11484319, 22968638, 34452957, 68905914]

約数ペア:

[(1, 68905914), (2, 34452957), (3, 22968638), (6, 11484319), (7, 9843702), (11, 6264174), (14, 4921851), (21, 3281234), (22, 3132087), (29, 2376066), (33, 2088058), (37, 1862322), (42, 1640617), (58, 1188033), (66, 1044029), (74, 931161), (77, 894882), (87, 792022), (111, 620774), (139, 495726), (154, 447441), (174, 396011), (203, 339438), (222, 310387), (231, 298294), (259, 266046), (278, 247863), (319, 216006), (406, 169719), (407, 169302), (417, 165242), (462, 149147), (518, 133023), (609, 113146), (638, 108003), (777, 88682), (814, 84651), (834, 82621), (957, 72002), (973, 70818), (1073, 64218), (1218, 56573), (1221, 56434), (1529, 45066), (1554, 44341), (1914, 36001), (1946, 35409), (2146, 32109), (2233, 30858), (2442, 28217), (2849, 24186), (2919, 23606), (3058, 22533), (3219, 21406), (4031, 17094), (4466, 15429), (4587, 15022), (5143, 13398), (5698, 12093), (5838, 11803), (6438, 10703), (6699, 10286), (7511, 9174), (8062, 8547)]