201289928

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{317}}^1$

素因数の和:399

約数の個数: 128

約数和(自身を含む): 494553600

約数和(自身を除く): 293263672

約数列:

[1, 2, 4, 7, 8, 14, 17, 23, 28, 29, 34, 46, 56, 58, 68, 92, 116, 119, 136, 161, 184, 203, 232, 238, 317, 322, 391, 406, 476, 493, 634, 644, 667, 782, 812, 952, 986, 1268, 1288, 1334, 1564, 1624, 1972, 2219, 2536, 2668, 2737, 3128, 3451, 3944, 4438, 4669, 5336, 5389, 5474, 6902, 7291, 8876, 9193, 9338, 10778, 10948, 11339, 13804, 14582, 17752, 18386, 18676, 21556, 21896, 22678, 27608, 29164, 36772, 37352, 37723, 43112, 45356, 51037, 58328, 64351, 73544, 75446, 79373, 90712, 102074, 123947, 128702, 150892, 156281, 158746, 204148, 211439, 247894, 257404, 301784, 312562, 317492, 408296, 422878, 495788, 514808, 625124, 634984, 845756, 867629, 991576, 1093967, 1250248, 1480073, 1691512, 1735258, 2187934, 2960146, 3470516, 3594463, 4375868, 5920292, 6941032, 7188926, 8751736, 11840584, 14377852, 25161241, 28755704, 50322482, 100644964, 201289928]

約数ペア:

[(1, 201289928), (2, 100644964), (4, 50322482), (7, 28755704), (8, 25161241), (14, 14377852), (17, 11840584), (23, 8751736), (28, 7188926), (29, 6941032), (34, 5920292), (46, 4375868), (56, 3594463), (58, 3470516), (68, 2960146), (92, 2187934), (116, 1735258), (119, 1691512), (136, 1480073), (161, 1250248), (184, 1093967), (203, 991576), (232, 867629), (238, 845756), (317, 634984), (322, 625124), (391, 514808), (406, 495788), (476, 422878), (493, 408296), (634, 317492), (644, 312562), (667, 301784), (782, 257404), (812, 247894), (952, 211439), (986, 204148), (1268, 158746), (1288, 156281), (1334, 150892), (1564, 128702), (1624, 123947), (1972, 102074), (2219, 90712), (2536, 79373), (2668, 75446), (2737, 73544), (3128, 64351), (3451, 58328), (3944, 51037), (4438, 45356), (4669, 43112), (5336, 37723), (5389, 37352), (5474, 36772), (6902, 29164), (7291, 27608), (8876, 22678), (9193, 21896), (9338, 21556), (10778, 18676), (10948, 18386), (11339, 17752), (13804, 14582)]