1028921600

素因数分解:

$2^8\times 5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{193}}^1$

素因数の和:250

約数の個数: 324

約数和(自身を含む): 3153056004

約数和(自身を除く): 2124134404

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 25, 28, 32, 34, 35, 40, 49, 50, 56, 64, 68, 70, 80, 85, 98, 100, 112, 119, 128, 136, 140, 160, 170, 175, 193, 196, 200, 224, 238, 245, 256, 272, 280, 320, 340, 350, 386, 392, 400, 425, 448, 476, 490, 544, 560, 595, 640, 680, 700, 772, 784, 800, 833, 850, 896, 952, 965, 980, 1088, 1120, 1190, 1225, 1280, 1351, 1360, 1400, 1544, 1568, 1600, 1666, 1700, 1792, 1904, 1930, 1960, 2176, 2240, 2380, 2450, 2702, 2720, 2800, 2975, 3088, 3136, 3200, 3281, 3332, 3400, 3808, 3860, 3920, 4165, 4352, 4480, 4760, 4825, 4900, 5404, 5440, 5600, 5950, 6176, 6272, 6400, 6562, 6664, 6755, 6800, 7616, 7720, 7840, 8330, 8960, 9457, 9520, 9650, 9800, 10808, 10880, 11200, 11900, 12352, 12544, 13124, 13328, 13510, 13600, 15232, 15440, 15680, 16405, 16660, 18914, 19040, 19300, 19600, 20825, 21616, 21760, 22400, 22967, 23800, 24704, 26248, 26656, 27020, 27200, 30464, 30880, 31360, 32810, 33320, 33775, 37828, 38080, 38600, 39200, 41650, 43232, 44800, 45934, 47285, 47600, 49408, 52496, 53312, 54040, 54400, 61760, 62720, 65620, 66640, 67550, 75656, 76160, 77200, 78400, 82025, 83300, 86464, 91868, 94570, 95200, 104992, 106624, 108080, 108800, 114835, 123520, 131240, 133280, 135100, 151312, 152320, 154400, 156800, 160769, 164050, 166600, 172928, 183736, 189140, 190400, 209984, 213248, 216160, 229670, 236425, 247040, 262480, 266560, 270200, 302624, 308800, 313600, 321538, 328100, 333200, 345856, 367472, 378280, 380800, 419968, 432320, 459340, 472850, 524960, 533120, 540400, 574175, 605248, 617600, 643076, 656200, 666400, 734944, 756560, 761600, 803845, 839936, 864640, 918680, 945700, 1049920, 1066240, 1080800, 1148350, 1210496, 1235200, 1286152, 1312400, 1332800, 1469888, 1513120, 1607690, 1729280, 1837360, 1891400, 2099840, 2161600, 2296700, 2420992, 2572304, 2624800, 2665600, 2939776, 3026240, 3215380, 3674720, 3782800, 4019225, 4199680, 4323200, 4593400, 5144608, 5249600, 5331200, 5879552, 6052480, 6430760, 7349440, 7565600, 8038450, 8646400, 9186800, 10289216, 10499200, 12104960, 12861520, 14698880, 15131200, 16076900, 18373600, 20578432, 20998400, 25723040, 29397760, 30262400, 32153800, 36747200, 41156864, 51446080, 60524800, 64307600, 73494400, 102892160, 128615200, 146988800, 205784320, 257230400, 514460800, 1028921600]

約数ペア:

[(1, 1028921600), (2, 514460800), (4, 257230400), (5, 205784320), (7, 146988800), (8, 128615200), (10, 102892160), (14, 73494400), (16, 64307600), (17, 60524800), (20, 51446080), (25, 41156864), (28, 36747200), (32, 32153800), (34, 30262400), (35, 29397760), (40, 25723040), (49, 20998400), (50, 20578432), (56, 18373600), (64, 16076900), (68, 15131200), (70, 14698880), (80, 12861520), (85, 12104960), (98, 10499200), (100, 10289216), (112, 9186800), (119, 8646400), (128, 8038450), (136, 7565600), (140, 7349440), (160, 6430760), (170, 6052480), (175, 5879552), (193, 5331200), (196, 5249600), (200, 5144608), (224, 4593400), (238, 4323200), (245, 4199680), (256, 4019225), (272, 3782800), (280, 3674720), (320, 3215380), (340, 3026240), (350, 2939776), (386, 2665600), (392, 2624800), (400, 2572304), (425, 2420992), (448, 2296700), (476, 2161600), (490, 2099840), (544, 1891400), (560, 1837360), (595, 1729280), (640, 1607690), (680, 1513120), (700, 1469888), (772, 1332800), (784, 1312400), (800, 1286152), (833, 1235200), (850, 1210496), (896, 1148350), (952, 1080800), (965, 1066240), (980, 1049920), (1088, 945700), (1120, 918680), (1190, 864640), (1225, 839936), (1280, 803845), (1351, 761600), (1360, 756560), (1400, 734944), (1544, 666400), (1568, 656200), (1600, 643076), (1666, 617600), (1700, 605248), (1792, 574175), (1904, 540400), (1930, 533120), (1960, 524960), (2176, 472850), (2240, 459340), (2380, 432320), (2450, 419968), (2702, 380800), (2720, 378280), (2800, 367472), (2975, 345856), (3088, 333200), (3136, 328100), (3200, 321538), (3281, 313600), (3332, 308800), (3400, 302624), (3808, 270200), (3860, 266560), (3920, 262480), (4165, 247040), (4352, 236425), (4480, 229670), (4760, 216160), (4825, 213248), (4900, 209984), (5404, 190400), (5440, 189140), (5600, 183736), (5950, 172928), (6176, 166600), (6272, 164050), (6400, 160769), (6562, 156800), (6664, 154400), (6755, 152320), (6800, 151312), (7616, 135100), (7720, 133280), (7840, 131240), (8330, 123520), (8960, 114835), (9457, 108800), (9520, 108080), (9650, 106624), (9800, 104992), (10808, 95200), (10880, 94570), (11200, 91868), (11900, 86464), (12352, 83300), (12544, 82025), (13124, 78400), (13328, 77200), (13510, 76160), (13600, 75656), (15232, 67550), (15440, 66640), (15680, 65620), (16405, 62720), (16660, 61760), (18914, 54400), (19040, 54040), (19300, 53312), (19600, 52496), (20825, 49408), (21616, 47600), (21760, 47285), (22400, 45934), (22967, 44800), (23800, 43232), (24704, 41650), (26248, 39200), (26656, 38600), (27020, 38080), (27200, 37828), (30464, 33775), (30880, 33320), (31360, 32810)]