256389120

素因数分解:

$2^{12}\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1$

素因数の和:155

約数の個数: 312

約数和(自身を含む): 966013776

約数和(自身を除く): 709624656

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 107, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 214, 234, 240, 256, 260, 288, 312, 320, 321, 360, 384, 390, 416, 428, 468, 480, 512, 520, 535, 576, 585, 624, 640, 642, 720, 768, 780, 832, 856, 936, 960, 963, 1024, 1040, 1070, 1152, 1170, 1248, 1280, 1284, 1391, 1440, 1536, 1560, 1605, 1664, 1712, 1872, 1920, 1926, 2048, 2080, 2140, 2304, 2340, 2496, 2560, 2568, 2782, 2880, 3072, 3120, 3210, 3328, 3424, 3744, 3840, 3852, 4096, 4160, 4173, 4280, 4608, 4680, 4815, 4992, 5120, 5136, 5564, 5760, 6144, 6240, 6420, 6656, 6848, 6955, 7488, 7680, 7704, 8320, 8346, 8560, 9216, 9360, 9630, 9984, 10240, 10272, 11128, 11520, 12288, 12480, 12519, 12840, 13312, 13696, 13910, 14976, 15360, 15408, 16640, 16692, 17120, 18432, 18720, 19260, 19968, 20480, 20544, 20865, 22256, 23040, 24960, 25038, 25680, 26624, 27392, 27820, 29952, 30720, 30816, 33280, 33384, 34240, 36864, 37440, 38520, 39936, 41088, 41730, 44512, 46080, 49920, 50076, 51360, 53248, 54784, 55640, 59904, 61440, 61632, 62595, 66560, 66768, 68480, 74880, 77040, 79872, 82176, 83460, 89024, 92160, 99840, 100152, 102720, 109568, 111280, 119808, 123264, 125190, 133120, 133536, 136960, 149760, 154080, 159744, 164352, 166920, 178048, 184320, 199680, 200304, 205440, 219136, 222560, 239616, 246528, 250380, 266240, 267072, 273920, 299520, 308160, 328704, 333840, 356096, 399360, 400608, 410880, 438272, 445120, 479232, 493056, 500760, 534144, 547840, 599040, 616320, 657408, 667680, 712192, 798720, 801216, 821760, 890240, 986112, 1001520, 1068288, 1095680, 1198080, 1232640, 1314816, 1335360, 1424384, 1602432, 1643520, 1780480, 1972224, 2003040, 2136576, 2191360, 2396160, 2465280, 2670720, 2848768, 3204864, 3287040, 3560960, 3944448, 4006080, 4273152, 4930560, 5341440, 5697536, 6409728, 6574080, 7121920, 8012160, 8546304, 9861120, 10682880, 12819456, 14243840, 16024320, 17092608, 19722240, 21365760, 25638912, 28487680, 32048640, 42731520, 51277824, 64097280, 85463040, 128194560, 256389120]

約数ペア:

[(1, 256389120), (2, 128194560), (3, 85463040), (4, 64097280), (5, 51277824), (6, 42731520), (8, 32048640), (9, 28487680), (10, 25638912), (12, 21365760), (13, 19722240), (15, 17092608), (16, 16024320), (18, 14243840), (20, 12819456), (24, 10682880), (26, 9861120), (30, 8546304), (32, 8012160), (36, 7121920), (39, 6574080), (40, 6409728), (45, 5697536), (48, 5341440), (52, 4930560), (60, 4273152), (64, 4006080), (65, 3944448), (72, 3560960), (78, 3287040), (80, 3204864), (90, 2848768), (96, 2670720), (104, 2465280), (107, 2396160), (117, 2191360), (120, 2136576), (128, 2003040), (130, 1972224), (144, 1780480), (156, 1643520), (160, 1602432), (180, 1424384), (192, 1335360), (195, 1314816), (208, 1232640), (214, 1198080), (234, 1095680), (240, 1068288), (256, 1001520), (260, 986112), (288, 890240), (312, 821760), (320, 801216), (321, 798720), (360, 712192), (384, 667680), (390, 657408), (416, 616320), (428, 599040), (468, 547840), (480, 534144), (512, 500760), (520, 493056), (535, 479232), (576, 445120), (585, 438272), (624, 410880), (640, 400608), (642, 399360), (720, 356096), (768, 333840), (780, 328704), (832, 308160), (856, 299520), (936, 273920), (960, 267072), (963, 266240), (1024, 250380), (1040, 246528), (1070, 239616), (1152, 222560), (1170, 219136), (1248, 205440), (1280, 200304), (1284, 199680), (1391, 184320), (1440, 178048), (1536, 166920), (1560, 164352), (1605, 159744), (1664, 154080), (1712, 149760), (1872, 136960), (1920, 133536), (1926, 133120), (2048, 125190), (2080, 123264), (2140, 119808), (2304, 111280), (2340, 109568), (2496, 102720), (2560, 100152), (2568, 99840), (2782, 92160), (2880, 89024), (3072, 83460), (3120, 82176), (3210, 79872), (3328, 77040), (3424, 74880), (3744, 68480), (3840, 66768), (3852, 66560), (4096, 62595), (4160, 61632), (4173, 61440), (4280, 59904), (4608, 55640), (4680, 54784), (4815, 53248), (4992, 51360), (5120, 50076), (5136, 49920), (5564, 46080), (5760, 44512), (6144, 41730), (6240, 41088), (6420, 39936), (6656, 38520), (6848, 37440), (6955, 36864), (7488, 34240), (7680, 33384), (7704, 33280), (8320, 30816), (8346, 30720), (8560, 29952), (9216, 27820), (9360, 27392), (9630, 26624), (9984, 25680), (10240, 25038), (10272, 24960), (11128, 23040), (11520, 22256), (12288, 20865), (12480, 20544), (12519, 20480), (12840, 19968), (13312, 19260), (13696, 18720), (13910, 18432), (14976, 17120), (15360, 16692), (15408, 16640)]