648894816

素因数分解:

$2^5\times 3^2\times {\mathrm{113}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:413

約数の個数: 144

約数和(自身を含む): 1888233984

約数和(自身を除く): 1239339168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 113, 127, 144, 157, 226, 254, 288, 314, 339, 381, 452, 471, 508, 628, 678, 762, 904, 942, 1016, 1017, 1143, 1256, 1356, 1413, 1524, 1808, 1884, 2032, 2034, 2286, 2512, 2712, 2826, 3048, 3616, 3768, 4064, 4068, 4572, 5024, 5424, 5652, 6096, 7536, 8136, 9144, 10848, 11304, 12192, 14351, 15072, 16272, 17741, 18288, 19939, 22608, 28702, 32544, 35482, 36576, 39878, 43053, 45216, 53223, 57404, 59817, 70964, 79756, 86106, 106446, 114808, 119634, 129159, 141928, 159512, 159669, 172212, 179451, 212892, 229616, 239268, 258318, 283856, 319024, 319338, 344424, 358902, 425784, 459232, 478536, 516636, 567712, 638048, 638676, 688848, 717804, 851568, 957072, 1033272, 1277352, 1377696, 1435608, 1703136, 1914144, 2066544, 2253107, 2554704, 2871216, 4133088, 4506214, 5109408, 5742432, 6759321, 9012428, 13518642, 18024856, 20277963, 27037284, 36049712, 40555926, 54074568, 72099424, 81111852, 108149136, 162223704, 216298272, 324447408, 648894816]

約数ペア:

[(1, 648894816), (2, 324447408), (3, 216298272), (4, 162223704), (6, 108149136), (8, 81111852), (9, 72099424), (12, 54074568), (16, 40555926), (18, 36049712), (24, 27037284), (32, 20277963), (36, 18024856), (48, 13518642), (72, 9012428), (96, 6759321), (113, 5742432), (127, 5109408), (144, 4506214), (157, 4133088), (226, 2871216), (254, 2554704), (288, 2253107), (314, 2066544), (339, 1914144), (381, 1703136), (452, 1435608), (471, 1377696), (508, 1277352), (628, 1033272), (678, 957072), (762, 851568), (904, 717804), (942, 688848), (1016, 638676), (1017, 638048), (1143, 567712), (1256, 516636), (1356, 478536), (1413, 459232), (1524, 425784), (1808, 358902), (1884, 344424), (2032, 319338), (2034, 319024), (2286, 283856), (2512, 258318), (2712, 239268), (2826, 229616), (3048, 212892), (3616, 179451), (3768, 172212), (4064, 159669), (4068, 159512), (4572, 141928), (5024, 129159), (5424, 119634), (5652, 114808), (6096, 106446), (7536, 86106), (8136, 79756), (9144, 70964), (10848, 59817), (11304, 57404), (12192, 53223), (14351, 45216), (15072, 43053), (16272, 39878), (17741, 36576), (18288, 35482), (19939, 32544), (22608, 28702)]