1680490188

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{11117}}^1$

素因数の和:11176

約数の個数: 144

約数和(自身を含む): 5099159520

約数和(自身を除く): 3418669332

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 19, 26, 34, 36, 38, 39, 51, 52, 57, 68, 76, 78, 102, 114, 117, 153, 156, 171, 204, 221, 228, 234, 247, 306, 323, 342, 442, 468, 494, 612, 646, 663, 684, 741, 884, 969, 988, 1292, 1326, 1482, 1938, 1989, 2223, 2652, 2907, 2964, 3876, 3978, 4199, 4446, 5814, 7956, 8398, 8892, 11117, 11628, 12597, 16796, 22234, 25194, 33351, 37791, 44468, 50388, 66702, 75582, 100053, 133404, 144521, 151164, 188989, 200106, 211223, 289042, 377978, 400212, 422446, 433563, 566967, 578084, 633669, 755956, 844892, 867126, 1133934, 1267338, 1300689, 1700901, 1734252, 1901007, 2267868, 2456857, 2534676, 2601378, 2745899, 3401802, 3590791, 3802014, 4913714, 5202756, 5491798, 6803604, 7181582, 7370571, 7604028, 8237697, 9827428, 10772373, 10983596, 14363164, 14741142, 16475394, 21544746, 22111713, 24713091, 29482284, 32317119, 32950788, 43089492, 44223426, 46680283, 49426182, 64634238, 88446852, 93360566, 98852364, 129268476, 140040849, 186721132, 280081698, 420122547, 560163396, 840245094, 1680490188]

約数ペア:

[(1, 1680490188), (2, 840245094), (3, 560163396), (4, 420122547), (6, 280081698), (9, 186721132), (12, 140040849), (13, 129268476), (17, 98852364), (18, 93360566), (19, 88446852), (26, 64634238), (34, 49426182), (36, 46680283), (38, 44223426), (39, 43089492), (51, 32950788), (52, 32317119), (57, 29482284), (68, 24713091), (76, 22111713), (78, 21544746), (102, 16475394), (114, 14741142), (117, 14363164), (153, 10983596), (156, 10772373), (171, 9827428), (204, 8237697), (221, 7604028), (228, 7370571), (234, 7181582), (247, 6803604), (306, 5491798), (323, 5202756), (342, 4913714), (442, 3802014), (468, 3590791), (494, 3401802), (612, 2745899), (646, 2601378), (663, 2534676), (684, 2456857), (741, 2267868), (884, 1901007), (969, 1734252), (988, 1700901), (1292, 1300689), (1326, 1267338), (1482, 1133934), (1938, 867126), (1989, 844892), (2223, 755956), (2652, 633669), (2907, 578084), (2964, 566967), (3876, 433563), (3978, 422446), (4199, 400212), (4446, 377978), (5814, 289042), (7956, 211223), (8398, 200106), (8892, 188989), (11117, 151164), (11628, 144521), (12597, 133404), (16796, 100053), (22234, 75582), (25194, 66702), (33351, 50388), (37791, 44468)]