679189168

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1$

素因数の和:411

約数の個数: 160

約数和(自身を含む): 1693605888

約数和(自身を除く): 1014416720

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 31, 34, 37, 56, 62, 68, 74, 112, 119, 124, 136, 148, 217, 238, 248, 259, 272, 296, 311, 434, 476, 496, 518, 527, 592, 622, 629, 868, 952, 1036, 1054, 1147, 1244, 1258, 1736, 1904, 2072, 2108, 2177, 2294, 2488, 2516, 3472, 3689, 4144, 4216, 4354, 4403, 4588, 4976, 5032, 5287, 7378, 8029, 8432, 8708, 8806, 9176, 9641, 10064, 10574, 11507, 14756, 16058, 17416, 17612, 18352, 19282, 19499, 21148, 23014, 29512, 32116, 34832, 35224, 37009, 38564, 38998, 42296, 46028, 59024, 64232, 67487, 70448, 74018, 77128, 77996, 80549, 84592, 92056, 128464, 134974, 136493, 148036, 154256, 155992, 161098, 163897, 184112, 195619, 269948, 272986, 296072, 311984, 322196, 327794, 356717, 391238, 539896, 545972, 592144, 644392, 655588, 713434, 782476, 1079792, 1091944, 1147279, 1288784, 1311176, 1369333, 1426868, 1564952, 2183888, 2294558, 2497019, 2622352, 2738666, 2853736, 3129904, 4589116, 4994038, 5477332, 5707472, 6064189, 9178232, 9988076, 10954664, 12128378, 18356464, 19976152, 21909328, 24256756, 39952304, 42449323, 48513512, 84898646, 97027024, 169797292, 339594584, 679189168]

約数ペア:

[(1, 679189168), (2, 339594584), (4, 169797292), (7, 97027024), (8, 84898646), (14, 48513512), (16, 42449323), (17, 39952304), (28, 24256756), (31, 21909328), (34, 19976152), (37, 18356464), (56, 12128378), (62, 10954664), (68, 9988076), (74, 9178232), (112, 6064189), (119, 5707472), (124, 5477332), (136, 4994038), (148, 4589116), (217, 3129904), (238, 2853736), (248, 2738666), (259, 2622352), (272, 2497019), (296, 2294558), (311, 2183888), (434, 1564952), (476, 1426868), (496, 1369333), (518, 1311176), (527, 1288784), (592, 1147279), (622, 1091944), (629, 1079792), (868, 782476), (952, 713434), (1036, 655588), (1054, 644392), (1147, 592144), (1244, 545972), (1258, 539896), (1736, 391238), (1904, 356717), (2072, 327794), (2108, 322196), (2177, 311984), (2294, 296072), (2488, 272986), (2516, 269948), (3472, 195619), (3689, 184112), (4144, 163897), (4216, 161098), (4354, 155992), (4403, 154256), (4588, 148036), (4976, 136493), (5032, 134974), (5287, 128464), (7378, 92056), (8029, 84592), (8432, 80549), (8708, 77996), (8806, 77128), (9176, 74018), (9641, 70448), (10064, 67487), (10574, 64232), (11507, 59024), (14756, 46028), (16058, 42296), (17416, 38998), (17612, 38564), (18352, 37009), (19282, 35224), (19499, 34832), (21148, 32116), (23014, 29512)]