217786816

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{599}}^1$

素因数の和:666

約数の個数: 112

約数和(自身を含む): 512064000

約数和(自身を除く): 294277184

約数列:

[1, 2, 4, 8, 13, 16, 19, 23, 26, 32, 38, 46, 52, 64, 76, 92, 104, 152, 184, 208, 247, 299, 304, 368, 416, 437, 494, 598, 599, 608, 736, 832, 874, 988, 1196, 1198, 1216, 1472, 1748, 1976, 2392, 2396, 3496, 3952, 4784, 4792, 5681, 6992, 7787, 7904, 9568, 9584, 11362, 11381, 13777, 13984, 15574, 15808, 19136, 19168, 22724, 22762, 27554, 27968, 31148, 38336, 45448, 45524, 55108, 62296, 90896, 91048, 110216, 124592, 147953, 179101, 181792, 182096, 220432, 249184, 261763, 295906, 358202, 363584, 364192, 440864, 498368, 523526, 591812, 716404, 728384, 881728, 1047052, 1183624, 1432808, 2094104, 2367248, 2865616, 3402919, 4188208, 4734496, 5731232, 6805838, 8376416, 9468992, 11462464, 13611676, 16752832, 27223352, 54446704, 108893408, 217786816]

約数ペア:

[(1, 217786816), (2, 108893408), (4, 54446704), (8, 27223352), (13, 16752832), (16, 13611676), (19, 11462464), (23, 9468992), (26, 8376416), (32, 6805838), (38, 5731232), (46, 4734496), (52, 4188208), (64, 3402919), (76, 2865616), (92, 2367248), (104, 2094104), (152, 1432808), (184, 1183624), (208, 1047052), (247, 881728), (299, 728384), (304, 716404), (368, 591812), (416, 523526), (437, 498368), (494, 440864), (598, 364192), (599, 363584), (608, 358202), (736, 295906), (832, 261763), (874, 249184), (988, 220432), (1196, 182096), (1198, 181792), (1216, 179101), (1472, 147953), (1748, 124592), (1976, 110216), (2392, 91048), (2396, 90896), (3496, 62296), (3952, 55108), (4784, 45524), (4792, 45448), (5681, 38336), (6992, 31148), (7787, 27968), (7904, 27554), (9568, 22762), (9584, 22724), (11362, 19168), (11381, 19136), (13777, 15808), (13984, 15574)]