256535838720

素因数分解:

$2^{14}\times 3^5\times 5^1\times 7^2\times {\mathrm{263}}^1$

素因数の和:325

約数の個数: 1080

約数和(自身を含む): 1076881950144

約数和(自身を除く): 820346111424

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 64, 70, 72, 80, 81, 84, 90, 96, 98, 105, 108, 112, 120, 126, 128, 135, 140, 144, 147, 160, 162, 168, 180, 189, 192, 196, 210, 216, 224, 240, 243, 245, 252, 256, 263, 270, 280, 288, 294, 315, 320, 324, 336, 360, 378, 384, 392, 405, 420, 432, 441, 448, 480, 486, 490, 504, 512, 526, 540, 560, 567, 576, 588, 630, 640, 648, 672, 720, 735, 756, 768, 784, 789, 810, 840, 864, 882, 896, 945, 960, 972, 980, 1008, 1024, 1052, 1080, 1120, 1134, 1152, 1176, 1215, 1260, 1280, 1296, 1315, 1323, 1344, 1440, 1470, 1512, 1536, 1568, 1578, 1620, 1680, 1701, 1728, 1764, 1792, 1841, 1890, 1920, 1944, 1960, 2016, 2048, 2104, 2160, 2205, 2240, 2268, 2304, 2352, 2367, 2430, 2520, 2560, 2592, 2630, 2646, 2688, 2835, 2880, 2940, 3024, 3072, 3136, 3156, 3240, 3360, 3402, 3456, 3528, 3584, 3682, 3780, 3840, 3888, 3920, 3945, 3969, 4032, 4096, 4208, 4320, 4410, 4480, 4536, 4608, 4704, 4734, 4860, 5040, 5120, 5184, 5260, 5292, 5376, 5523, 5670, 5760, 5880, 6048, 6144, 6272, 6312, 6480, 6615, 6720, 6804, 6912, 7056, 7101, 7168, 7364, 7560, 7680, 7776, 7840, 7890, 7938, 8064, 8192, 8416, 8505, 8640, 8820, 8960, 9072, 9205, 9216, 9408, 9468, 9720, 10080, 10240, 10368, 10520, 10584, 10752, 11046, 11340, 11520, 11760, 11835, 11907, 12096, 12288, 12544, 12624, 12887, 12960, 13230, 13440, 13608, 13824, 14112, 14202, 14336, 14728, 15120, 15360, 15552, 15680, 15780, 15876, 16128, 16384, 16569, 16832, 17010, 17280, 17640, 17920, 18144, 18410, 18432, 18816, 18936, 19440, 19845, 20160, 20480, 20736, 21040, 21168, 21303, 21504, 22092, 22680, 23040, 23520, 23670, 23814, 24192, 24576, 25088, 25248, 25774, 25920, 26460, 26880, 27216, 27615, 27648, 28224, 28404, 28672, 29456, 30240, 30720, 31104, 31360, 31560, 31752, 32256, 33138, 33664, 34020, 34560, 35280, 35505, 35840, 36288, 36820, 36864, 37632, 37872, 38661, 38880, 39690, 40320, 40960, 41472, 42080, 42336, 42606, 43008, 44184, 45360, 46080, 47040, 47340, 47628, 48384, 49152, 49707, 50176, 50496, 51548, 51840, 52920, 53760, 54432, 55230, 55296, 56448, 56808, 57344, 58912, 59535, 60480, 61440, 62208, 62720, 63120, 63504, 63909, 64435, 64512, 66276, 67328, 68040, 69120, 70560, 71010, 71680, 72576, 73640, 73728, 75264, 75744, 77322, 77760, 79380, 80640, 81920, 82845, 82944, 84160, 84672, 85212, 86016, 88368, 90720, 92160, 94080, 94680, 95256, 96768, 99414, 100352, 100992, 103096, 103680, 105840, 106515, 107520, 108864, 110460, 110592, 112896, 113616, 114688, 115983, 117824, 119070, 120960, 122880, 124416, 125440, 126240, 127008, 127818, 128870, 129024, 132552, 134656, 136080, 138240, 141120, 142020, 143360, 145152, 147280, 147456, 149121, 150528, 151488, 154644, 155520, 158760, 161280, 165690, 165888, 168320, 169344, 170424, 172032, 176736, 181440, 184320, 188160, 189360, 190512, 193305, 193536, 198828, 200704, 201984, 206192, 207360, 211680, 213030, 215040, 217728, 220920, 221184, 225792, 227232, 231966, 235648, 238140, 241920, 245760, 248535, 248832, 250880, 252480, 254016, 255636, 257740, 258048, 265104, 269312, 272160, 276480, 282240, 284040, 286720, 290304, 294560, 298242, 301056, 302976, 309288, 311040, 317520, 319545, 322560, 331380, 331776, 336640, 338688, 340848, 344064, 347949, 353472, 362880, 368640, 376320, 378720, 381024, 386610, 387072, 397656, 401408, 403968, 412384, 414720, 423360, 426060, 430080, 435456, 441840, 442368, 447363, 451584, 454464, 463932, 471296, 476280, 483840, 497070, 497664, 501760, 504960, 508032, 511272, 515480, 516096, 530208, 538624, 544320, 552960, 564480, 568080, 573440, 579915, 580608, 589120, 596484, 602112, 605952, 618576, 622080, 635040, 639090, 645120, 662760, 663552, 673280, 677376, 681696, 695898, 706944, 725760, 737280, 745605, 752640, 757440, 762048, 773220, 774144, 795312, 802816, 807936, 824768, 829440, 846720, 852120, 860160, 870912, 883680, 894726, 903168, 908928, 927864, 942592, 952560, 967680, 994140, 995328, 1003520, 1009920, 1016064, 1022544, 1030960, 1032192, 1043847, 1060416, 1077248, 1088640, 1105920, 1128960, 1136160, 1159830, 1161216, 1178240, 1192968, 1204224, 1211904, 1237152, 1244160, 1270080, 1278180, 1290240, 1325520, 1327104, 1346560, 1354752, 1363392, 1391796, 1413888, 1451520, 1491210, 1505280, 1514880, 1524096, 1546440, 1548288, 1590624, 1615872, 1649536, 1658880, 1693440, 1704240, 1720320, 1739745, 1741824, 1767360, 1789452, 1806336, 1817856, 1855728, 1885184, 1905120, 1935360, 1988280, 1990656, 2007040, 2019840, 2032128, 2045088, 2061920, 2087694, 2120832, 2154496, 2177280, 2211840, 2236815, 2257920, 2272320, 2319660, 2322432, 2356480, 2385936, 2408448, 2423808, 2474304, 2488320, 2540160, 2556360, 2580480, 2651040, 2693120, 2709504, 2726784, 2783592, 2827776, 2903040, 2982420, 3010560, 3029760, 3048192, 3092880, 3096576, 3131541, 3181248, 3231744, 3299072, 3317760, 3386880, 3408480, 3479490, 3483648, 3534720, 3578904, 3612672, 3635712, 3711456, 3770368, 3810240, 3870720, 3976560, 3981312, 4014080, 4039680, 4064256, 4090176, 4123840, 4175388, 4241664, 4308992, 4354560, 4473630, 4515840, 4544640, 4639320, 4644864, 4712960, 4771872, 4847616, 4948608, 4976640, 5080320, 5112720, 5160960, 5219235, 5302080, 5386240, 5419008, 5453568, 5567184, 5655552, 5806080, 5964840, 6021120, 6059520, 6096384, 6185760, 6263082, 6362496, 6463488, 6598144, 6635520, 6773760, 6816960, 6958980, 6967296, 7069440, 7157808, 7225344, 7271424, 7422912, 7540736, 7620480, 7741440, 7953120, 8079360, 8128512, 8180352, 8247680, 8350776, 8483328, 8709120, 8947260, 9031680, 9089280, 9278640, 9289728, 9425920, 9543744, 9695232, 9897216, 9953280, 10160640, 10225440, 10438470, 10604160, 10772480, 10838016, 10907136, 11134368, 11311104, 11612160, 11929680, 12042240, 12119040, 12192768, 12371520, 12526164, 12724992, 12926976, 13196288, 13547520, 13633920, 13917960, 13934592, 14138880, 14315616, 14542848, 14845824, 15081472, 15240960, 15482880, 15657705, 15906240, 16158720, 16257024, 16360704, 16495360, 16701552, 16966656, 17418240, 17894520, 18063360, 18178560, 18557280, 18851840, 19087488, 19390464, 19794432, 19906560, 20321280, 20450880, 20876940, 21208320, 21544960, 21676032, 21814272, 22268736, 22622208, 23224320, 23859360, 24238080, 24385536, 24743040, 25052328, 25449984, 26392576, 27095040, 27267840, 27835920, 27869184, 28277760, 28631232, 29085696, 29691648, 30162944, 30481920, 31315410, 31812480, 32317440, 32514048, 32721408, 32990720, 33403104, 33933312, 34836480, 35789040, 36126720, 36357120, 37114560, 37703680, 38174976, 38780928, 39588864, 40642560, 40901760, 41753880, 42416640, 43628544, 44537472, 45244416, 46448640, 47718720, 48476160, 48771072, 49486080, 50104656, 50899968, 52785152, 54190080, 54535680, 55671840, 56555520, 57262464, 58171392, 59383296, 60963840, 62630820, 63624960, 64634880, 65028096, 65442816, 65981440, 66806208, 67866624, 69672960, 71578080, 72714240, 74229120, 75407360, 76349952, 79177728, 81285120, 81803520, 83507760, 84833280, 87257088, 89074944, 90488832, 95437440, 96952320, 97542144, 98972160, 100209312, 101799936, 105570304, 108380160, 109071360, 111343680, 113111040, 114524928, 116342784, 118766592, 121927680, 125261640, 127249920, 130885632, 131962880, 133612416, 135733248, 139345920, 143156160, 145428480, 148458240, 150814720, 152699904, 158355456, 162570240, 163607040, 167015520, 169666560, 174514176, 178149888, 190874880, 193904640, 195084288, 197944320, 200418624, 203599872, 211140608, 218142720, 222687360, 226222080, 229049856, 237533184, 243855360, 250523280, 254499840, 261771264, 263925760, 267224832, 271466496, 286312320, 290856960, 296916480, 305399808, 316710912, 325140480, 327214080, 334031040, 339333120, 349028352, 356299776, 381749760, 395888640, 400837248, 407199744, 436285440, 445374720, 452444160, 458099712, 475066368, 487710720, 501046560, 508999680, 523542528, 527851520, 534449664, 572624640, 581713920, 593832960, 610799616, 633421824, 654428160, 668062080, 678666240, 712599552, 763499520, 791777280, 801674496, 814399488, 872570880, 890749440, 916199424, 950132736, 975421440, 1002093120, 1017999360, 1047085056, 1055703040, 1068899328, 1145249280, 1187665920, 1221599232, 1308856320, 1336124160, 1357332480, 1425199104, 1526999040, 1583554560, 1603348992, 1745141760, 1781498880, 1832398848, 1900265472, 2004186240, 2035998720, 2137798656, 2290498560, 2375331840, 2443198464, 2617712640, 2672248320, 2850398208, 3053998080, 3167109120, 3206697984, 3562997760, 3664797696, 4008372480, 4071997440, 4275597312, 4580997120, 4750663680, 5235425280, 5344496640, 5700796416, 6107996160, 6413395968, 7125995520, 7329595392, 8016744960, 8551194624, 9161994240, 9501327360, 10688993280, 12215992320, 12826791936, 14251991040, 16033489920, 17102389248, 18323988480, 21377986560, 25653583872, 28503982080, 32066979840, 36647976960, 42755973120, 51307167744, 64133959680, 85511946240, 128267919360, 256535838720]

約数ペア:

[(1, 256535838720), (2, 128267919360), (3, 85511946240), (4, 64133959680), (5, 51307167744), (6, 42755973120), (7, 36647976960), (8, 32066979840), (9, 28503982080), (10, 25653583872), (12, 21377986560), (14, 18323988480), (15, 17102389248), (16, 16033489920), (18, 14251991040), (20, 12826791936), (21, 12215992320), (24, 10688993280), (27, 9501327360), (28, 9161994240), (30, 8551194624), (32, 8016744960), (35, 7329595392), (36, 7125995520), (40, 6413395968), (42, 6107996160), (45, 5700796416), (48, 5344496640), (49, 5235425280), (54, 4750663680), (56, 4580997120), (60, 4275597312), (63, 4071997440), (64, 4008372480), (70, 3664797696), (72, 3562997760), (80, 3206697984), (81, 3167109120), (84, 3053998080), (90, 2850398208), (96, 2672248320), (98, 2617712640), (105, 2443198464), (108, 2375331840), (112, 2290498560), (120, 2137798656), (126, 2035998720), (128, 2004186240), (135, 1900265472), (140, 1832398848), (144, 1781498880), (147, 1745141760), (160, 1603348992), (162, 1583554560), (168, 1526999040), (180, 1425199104), (189, 1357332480), (192, 1336124160), (196, 1308856320), (210, 1221599232), (216, 1187665920), (224, 1145249280), (240, 1068899328), (243, 1055703040), (245, 1047085056), (252, 1017999360), (256, 1002093120), (263, 975421440), (270, 950132736), (280, 916199424), (288, 890749440), (294, 872570880), (315, 814399488), (320, 801674496), (324, 791777280), (336, 763499520), (360, 712599552), (378, 678666240), (384, 668062080), (392, 654428160), (405, 633421824), (420, 610799616), (432, 593832960), (441, 581713920), (448, 572624640), (480, 534449664), (486, 527851520), (490, 523542528), (504, 508999680), (512, 501046560), (526, 487710720), (540, 475066368), (560, 458099712), (567, 452444160), (576, 445374720), (588, 436285440), (630, 407199744), (640, 400837248), (648, 395888640), (672, 381749760), (720, 356299776), (735, 349028352), (756, 339333120), (768, 334031040), (784, 327214080), (789, 325140480), (810, 316710912), (840, 305399808), (864, 296916480), (882, 290856960), (896, 286312320), (945, 271466496), (960, 267224832), (972, 263925760), (980, 261771264), (1008, 254499840), (1024, 250523280), (1052, 243855360), (1080, 237533184), (1120, 229049856), (1134, 226222080), (1152, 222687360), (1176, 218142720), (1215, 211140608), (1260, 203599872), (1280, 200418624), (1296, 197944320), (1315, 195084288), (1323, 193904640), (1344, 190874880), (1440, 178149888), (1470, 174514176), (1512, 169666560), (1536, 167015520), (1568, 163607040), (1578, 162570240), (1620, 158355456), (1680, 152699904), (1701, 150814720), (1728, 148458240), (1764, 145428480), (1792, 143156160), (1841, 139345920), (1890, 135733248), (1920, 133612416), (1944, 131962880), (1960, 130885632), (2016, 127249920), (2048, 125261640), (2104, 121927680), (2160, 118766592), (2205, 116342784), (2240, 114524928), (2268, 113111040), (2304, 111343680), (2352, 109071360), (2367, 108380160), (2430, 105570304), (2520, 101799936), (2560, 100209312), (2592, 98972160), (2630, 97542144), (2646, 96952320), (2688, 95437440), (2835, 90488832), (2880, 89074944), (2940, 87257088), (3024, 84833280), (3072, 83507760), (3136, 81803520), (3156, 81285120), (3240, 79177728), (3360, 76349952), (3402, 75407360), (3456, 74229120), (3528, 72714240), (3584, 71578080), (3682, 69672960), (3780, 67866624), (3840, 66806208), (3888, 65981440), (3920, 65442816), (3945, 65028096), (3969, 64634880), (4032, 63624960), (4096, 62630820), (4208, 60963840), (4320, 59383296), (4410, 58171392), (4480, 57262464), (4536, 56555520), (4608, 55671840), (4704, 54535680), (4734, 54190080), (4860, 52785152), (5040, 50899968), (5120, 50104656), (5184, 49486080), (5260, 48771072), (5292, 48476160), (5376, 47718720), (5523, 46448640), (5670, 45244416), (5760, 44537472), (5880, 43628544), (6048, 42416640), (6144, 41753880), (6272, 40901760), (6312, 40642560), (6480, 39588864), (6615, 38780928), (6720, 38174976), (6804, 37703680), (6912, 37114560), (7056, 36357120), (7101, 36126720), (7168, 35789040), (7364, 34836480), (7560, 33933312), (7680, 33403104), (7776, 32990720), (7840, 32721408), (7890, 32514048), (7938, 32317440), (8064, 31812480), (8192, 31315410), (8416, 30481920), (8505, 30162944), (8640, 29691648), (8820, 29085696), (8960, 28631232), (9072, 28277760), (9205, 27869184), (9216, 27835920), (9408, 27267840), (9468, 27095040), (9720, 26392576), (10080, 25449984), (10240, 25052328), (10368, 24743040), (10520, 24385536), (10584, 24238080), (10752, 23859360), (11046, 23224320), (11340, 22622208), (11520, 22268736), (11760, 21814272), (11835, 21676032), (11907, 21544960), (12096, 21208320), (12288, 20876940), (12544, 20450880), (12624, 20321280), (12887, 19906560), (12960, 19794432), (13230, 19390464), (13440, 19087488), (13608, 18851840), (13824, 18557280), (14112, 18178560), (14202, 18063360), (14336, 17894520), (14728, 17418240), (15120, 16966656), (15360, 16701552), (15552, 16495360), (15680, 16360704), (15780, 16257024), (15876, 16158720), (16128, 15906240), (16384, 15657705), (16569, 15482880), (16832, 15240960), (17010, 15081472), (17280, 14845824), (17640, 14542848), (17920, 14315616), (18144, 14138880), (18410, 13934592), (18432, 13917960), (18816, 13633920), (18936, 13547520), (19440, 13196288), (19845, 12926976), (20160, 12724992), (20480, 12526164), (20736, 12371520), (21040, 12192768), (21168, 12119040), (21303, 12042240), (21504, 11929680), (22092, 11612160), (22680, 11311104), (23040, 11134368), (23520, 10907136), (23670, 10838016), (23814, 10772480), (24192, 10604160), (24576, 10438470), (25088, 10225440), (25248, 10160640), (25774, 9953280), (25920, 9897216), (26460, 9695232), (26880, 9543744), (27216, 9425920), (27615, 9289728), (27648, 9278640), (28224, 9089280), (28404, 9031680), (28672, 8947260), (29456, 8709120), (30240, 8483328), (30720, 8350776), (31104, 8247680), (31360, 8180352), (31560, 8128512), (31752, 8079360), (32256, 7953120), (33138, 7741440), (33664, 7620480), (34020, 7540736), (34560, 7422912), (35280, 7271424), 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