256418472960

素因数分解:

$2^{10}\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1$

素因数の和:488

約数の個数: 880

約数和(自身を含む): 998673984000

約数和(自身を除く): 742255511040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 81, 90, 96, 104, 108, 117, 120, 128, 130, 135, 144, 156, 160, 162, 180, 192, 195, 199, 208, 216, 234, 239, 240, 256, 260, 270, 288, 312, 320, 324, 351, 360, 384, 390, 398, 405, 416, 432, 468, 478, 480, 512, 520, 540, 576, 585, 597, 624, 640, 648, 702, 717, 720, 768, 780, 796, 810, 832, 864, 936, 956, 960, 995, 1024, 1040, 1053, 1080, 1152, 1170, 1194, 1195, 1248, 1280, 1296, 1404, 1434, 1440, 1536, 1560, 1592, 1620, 1664, 1728, 1755, 1791, 1872, 1912, 1920, 1990, 2080, 2106, 2151, 2160, 2304, 2340, 2388, 2390, 2496, 2560, 2587, 2592, 2808, 2868, 2880, 2985, 3072, 3107, 3120, 3184, 3240, 3328, 3456, 3510, 3582, 3585, 3744, 3824, 3840, 3980, 4160, 4212, 4302, 4320, 4608, 4680, 4776, 4780, 4992, 5120, 5174, 5184, 5265, 5373, 5616, 5736, 5760, 5970, 6214, 6240, 6368, 6453, 6480, 6656, 6912, 7020, 7164, 7170, 7488, 7648, 7680, 7761, 7960, 8320, 8424, 8604, 8640, 8955, 9216, 9321, 9360, 9552, 9560, 9984, 10348, 10368, 10530, 10746, 10755, 11232, 11472, 11520, 11940, 12428, 12480, 12736, 12906, 12935, 12960, 13312, 13824, 14040, 14328, 14340, 14976, 15296, 15360, 15522, 15535, 15920, 16119, 16640, 16848, 17208, 17280, 17910, 18642, 18720, 19104, 19120, 19359, 19968, 20696, 20736, 21060, 21492, 21510, 22464, 22944, 23040, 23283, 23880, 24856, 24960, 25472, 25812, 25870, 25920, 26865, 27648, 27963, 28080, 28656, 28680, 29952, 30592, 31044, 31070, 31840, 32238, 32265, 33280, 33696, 34416, 34560, 35820, 37284, 37440, 38208, 38240, 38718, 38805, 39936, 41392, 41472, 42120, 42984, 43020, 44928, 45888, 46080, 46566, 46605, 47561, 47760, 49712, 49920, 50944, 51624, 51740, 51840, 53730, 55926, 56160, 57312, 57360, 59904, 61184, 62088, 62140, 63680, 64476, 64530, 66560, 67392, 68832, 69120, 69849, 71640, 74568, 74880, 76416, 76480, 77436, 77610, 80595, 82784, 82944, 83889, 84240, 85968, 86040, 89856, 91776, 93132, 93210, 95122, 95520, 96795, 99424, 99840, 101888, 103248, 103480, 103680, 107460, 111852, 112320, 114624, 114720, 116415, 119808, 122368, 124176, 124280, 127360, 128952, 129060, 134784, 137664, 138240, 139698, 139815, 142683, 143280, 149136, 149760, 152832, 152960, 154872, 155220, 161190, 165568, 167778, 168480, 171936, 172080, 179712, 183552, 186264, 186420, 190244, 191040, 193590, 198848, 199680, 203776, 206496, 206960, 207360, 209547, 214920, 223704, 224640, 229248, 229440, 232830, 237805, 244736, 248352, 248560, 251667, 254720, 257904, 258120, 269568, 275328, 279396, 279630, 285366, 286560, 298272, 299520, 305664, 305920, 309744, 310440, 322380, 331136, 335556, 336960, 343872, 344160, 349245, 359424, 367104, 372528, 372840, 380488, 382080, 387180, 397696, 412992, 413920, 414720, 419094, 419445, 428049, 429840, 447408, 449280, 458496, 458880, 465660, 475610, 496704, 497120, 503334, 509440, 515808, 516240, 539136, 550656, 558792, 559260, 570732, 573120, 596544, 599040, 611328, 611840, 618293, 619488, 620880, 644760, 662272, 671112, 673920, 687744, 688320, 698490, 713415, 734208, 745056, 745680, 760976, 764160, 774360, 795392, 825984, 827840, 838188, 838890, 856098, 859680, 894816, 898560, 916992, 917760, 931320, 951220, 993408, 994240, 1006668, 1018880, 1031616, 1032480, 1047735, 1078272, 1101312, 1117584, 1118520, 1141464, 1146240, 1193088, 1223680, 1236586, 1238976, 1241760, 1258335, 1284147, 1289520, 1324544, 1342224, 1347840, 1375488, 1376640, 1396980, 1426830, 1490112, 1491360, 1521952, 1528320, 1548720, 1590784, 1651968, 1655680, 1676376, 1677780, 1712196, 1719360, 1789632, 1797120, 1833984, 1835520, 1854879, 1862640, 1902440, 1986816, 1988480, 2013336, 2063232, 2064960, 2095470, 2140245, 2202624, 2235168, 2237040, 2282928, 2292480, 2386176, 2473172, 2477952, 2483520, 2516670, 2568294, 2579040, 2649088, 2684448, 2695680, 2750976, 2753280, 2793960, 2853660, 2980224, 2982720, 3043904, 3056640, 3091465, 3097440, 3181568, 3303936, 3311360, 3352752, 3355560, 3424392, 3438720, 3579264, 3671040, 3709758, 3725280, 3804880, 3852441, 3973632, 3976960, 4026672, 4126464, 4129920, 4190940, 4280490, 4470336, 4474080, 4565856, 4584960, 4772352, 4946344, 4955904, 4967040, 5033340, 5136588, 5158080, 5368896, 5391360, 5501952, 5506560, 5564637, 5587920, 5707320, 5960448, 5965440, 6087808, 6182930, 6194880, 6420735, 6607872, 6622720, 6705504, 6711120, 6848784, 6877440, 7158528, 7419516, 7450560, 7609760, 7704882, 7947264, 7953920, 8053344, 8252928, 8259840, 8381880, 8560980, 8940672, 8948160, 9131712, 9169920, 9274395, 9544704, 9892688, 9911808, 9934080, 10066680, 10273176, 10316160, 10737792, 11013120, 11129274, 11175840, 11414640, 11920896, 11930880, 12175616, 12365860, 12389760, 12841470, 13245440, 13411008, 13422240, 13697568, 13754880, 14317056, 14839032, 14901120, 15219520, 15409764, 15907840, 16106688, 16505856, 16519680, 16693911, 16763760, 17121960, 17881344, 17896320, 18263424, 18548790, 19262205, 19785376, 19823616, 19868160, 20133360, 20546352, 20632320, 21475584, 22258548, 22351680, 22829280, 23841792, 23861760, 24351232, 24731720, 24779520, 25682940, 26822016, 26844480, 27395136, 27509760, 27823185, 28634112, 29678064, 29802240, 30439040, 30819528, 32213376, 33039360, 33387822, 33527520, 34243920, 35762688, 35792640, 36526848, 37097580, 38524410, 39570752, 39736320, 40266720, 41092704, 41264640, 42951168, 44517096, 44703360, 45658560, 47723520, 48702464, 49463440, 49559040, 50081733, 51365880, 53644032, 53688960, 54790272, 55646370, 59356128, 59604480, 60878080, 61639056, 64426752, 66775644, 67055040, 68487840, 71525376, 71585280, 73053696, 74195160, 77048820, 79141504, 80533440, 82185408, 82529280, 83469555, 85902336, 89034192, 89406720, 91317120, 98926880, 99118080, 100163466, 102731760, 107288064, 107377920, 109580544, 111292740, 118712256, 119208960, 121756160, 123278112, 128853504, 133551288, 134110080, 136975680, 143170560, 146107392, 148390320, 154097640, 158283008, 161066880, 164370816, 166939110, 178068384, 178813440, 182634240, 197853760, 200326932, 205463520, 214576128, 214755840, 219161088, 222585480, 237424512, 243512320, 246556224, 250408665, 257707008, 267102576, 268220160, 273951360, 296780640, 308195280, 316566016, 322133760, 328741632, 333878220, 356136768, 357626880, 365268480, 395707520, 400653864, 410927040, 429511680, 438322176, 445170960, 474849024, 493112448, 500817330, 534205152, 536440320, 547902720, 593561280, 616390560, 633132032, 644267520, 657483264, 667756440, 712273536, 730536960, 791415040, 801307728, 821854080, 890341920, 949698048, 986224896, 1001634660, 1068410304, 1072880640, 1095805440, 1187122560, 1232781120, 1288535040, 1314966528, 1335512880, 1424547072, 1582830080, 1602615456, 1643708160, 1780683840, 1899396096, 1972449792, 2003269320, 2136820608, 2191610880, 2374245120, 2465562240, 2671025760, 2849094144, 3165660160, 3205230912, 3287416320, 3561367680, 3944899584, 4006538640, 4273641216, 4748490240, 4931124480, 5342051520, 5698188288, 6410461824, 6574832640, 7122735360, 8013077280, 8547282432, 9496980480, 9862248960, 10684103040, 12820923648, 14245470720, 16026154560, 17094564864, 19724497920, 21368206080, 25641847296, 28490941440, 32052309120, 42736412160, 51283694592, 64104618240, 85472824320, 128209236480, 256418472960]

約数ペア:

[(1, 256418472960), (2, 128209236480), (3, 85472824320), (4, 64104618240), (5, 51283694592), (6, 42736412160), (8, 32052309120), (9, 28490941440), (10, 25641847296), (12, 21368206080), (13, 19724497920), (15, 17094564864), (16, 16026154560), (18, 14245470720), (20, 12820923648), (24, 10684103040), (26, 9862248960), (27, 9496980480), (30, 8547282432), (32, 8013077280), (36, 7122735360), (39, 6574832640), (40, 6410461824), (45, 5698188288), (48, 5342051520), (52, 4931124480), (54, 4748490240), (60, 4273641216), (64, 4006538640), (65, 3944899584), (72, 3561367680), (78, 3287416320), (80, 3205230912), (81, 3165660160), (90, 2849094144), (96, 2671025760), (104, 2465562240), (108, 2374245120), (117, 2191610880), (120, 2136820608), (128, 2003269320), (130, 1972449792), (135, 1899396096), (144, 1780683840), (156, 1643708160), (160, 1602615456), (162, 1582830080), (180, 1424547072), (192, 1335512880), (195, 1314966528), (199, 1288535040), (208, 1232781120), (216, 1187122560), (234, 1095805440), (239, 1072880640), (240, 1068410304), (256, 1001634660), (260, 986224896), (270, 949698048), (288, 890341920), (312, 821854080), (320, 801307728), (324, 791415040), (351, 730536960), (360, 712273536), (384, 667756440), (390, 657483264), (398, 644267520), (405, 633132032), (416, 616390560), (432, 593561280), (468, 547902720), (478, 536440320), (480, 534205152), (512, 500817330), (520, 493112448), (540, 474849024), (576, 445170960), (585, 438322176), (597, 429511680), (624, 410927040), (640, 400653864), (648, 395707520), (702, 365268480), (717, 357626880), (720, 356136768), (768, 333878220), (780, 328741632), (796, 322133760), (810, 316566016), (832, 308195280), (864, 296780640), (936, 273951360), (956, 268220160), (960, 267102576), (995, 257707008), (1024, 250408665), (1040, 246556224), (1053, 243512320), (1080, 237424512), (1152, 222585480), (1170, 219161088), (1194, 214755840), (1195, 214576128), (1248, 205463520), (1280, 200326932), (1296, 197853760), (1404, 182634240), (1434, 178813440), (1440, 178068384), (1536, 166939110), (1560, 164370816), (1592, 161066880), (1620, 158283008), (1664, 154097640), (1728, 148390320), (1755, 146107392), (1791, 143170560), (1872, 136975680), (1912, 134110080), (1920, 133551288), (1990, 128853504), (2080, 123278112), (2106, 121756160), (2151, 119208960), (2160, 118712256), (2304, 111292740), (2340, 109580544), (2388, 107377920), (2390, 107288064), (2496, 102731760), (2560, 100163466), (2587, 99118080), (2592, 98926880), (2808, 91317120), (2868, 89406720), (2880, 89034192), (2985, 85902336), (3072, 83469555), (3107, 82529280), (3120, 82185408), (3184, 80533440), (3240, 79141504), (3328, 77048820), (3456, 74195160), (3510, 73053696), (3582, 71585280), (3585, 71525376), (3744, 68487840), (3824, 67055040), (3840, 66775644), (3980, 64426752), (4160, 61639056), (4212, 60878080), (4302, 59604480), (4320, 59356128), (4608, 55646370), (4680, 54790272), (4776, 53688960), (4780, 53644032), (4992, 51365880), (5120, 50081733), (5174, 49559040), (5184, 49463440), (5265, 48702464), (5373, 47723520), (5616, 45658560), (5736, 44703360), (5760, 44517096), (5970, 42951168), (6214, 41264640), (6240, 41092704), (6368, 40266720), (6453, 39736320), (6480, 39570752), (6656, 38524410), (6912, 37097580), (7020, 36526848), (7164, 35792640), (7170, 35762688), (7488, 34243920), (7648, 33527520), (7680, 33387822), (7761, 33039360), (7960, 32213376), (8320, 30819528), (8424, 30439040), (8604, 29802240), (8640, 29678064), (8955, 28634112), (9216, 27823185), (9321, 27509760), (9360, 27395136), (9552, 26844480), (9560, 26822016), (9984, 25682940), (10348, 24779520), (10368, 24731720), (10530, 24351232), (10746, 23861760), (10755, 23841792), (11232, 22829280), (11472, 22351680), (11520, 22258548), (11940, 21475584), (12428, 20632320), (12480, 20546352), (12736, 20133360), (12906, 19868160), (12935, 19823616), (12960, 19785376), (13312, 19262205), (13824, 18548790), (14040, 18263424), (14328, 17896320), (14340, 17881344), (14976, 17121960), (15296, 16763760), (15360, 16693911), (15522, 16519680), (15535, 16505856), (15920, 16106688), (16119, 15907840), (16640, 15409764), (16848, 15219520), (17208, 14901120), (17280, 14839032), (17910, 14317056), (18642, 13754880), (18720, 13697568), (19104, 13422240), (19120, 13411008), (19359, 13245440), (19968, 12841470), (20696, 12389760), (20736, 12365860), (21060, 12175616), (21492, 11930880), (21510, 11920896), (22464, 11414640), (22944, 11175840), (23040, 11129274), (23283, 11013120), (23880, 10737792), (24856, 10316160), (24960, 10273176), (25472, 10066680), (25812, 9934080), (25870, 9911808), (25920, 9892688), (26865, 9544704), (27648, 9274395), (27963, 9169920), (28080, 9131712), (28656, 8948160), (28680, 8940672), (29952, 8560980), (30592, 8381880), (31044, 8259840), (31070, 8252928), (31840, 8053344), (32238, 7953920), (32265, 7947264), (33280, 7704882), (33696, 7609760), (34416, 7450560), (34560, 7419516), (35820, 7158528), (37284, 6877440), (37440, 6848784), (38208, 6711120), (38240, 6705504), (38718, 6622720), (38805, 6607872), (39936, 6420735), (41392, 6194880), (41472, 6182930), (42120, 6087808), (42984, 5965440), (43020, 5960448), (44928, 5707320), (45888, 5587920), (46080, 5564637), (46566, 5506560), (46605, 5501952), (47561, 5391360), (47760, 5368896), (49712, 5158080), (49920, 5136588), (50944, 5033340), (51624, 4967040), (51740, 4955904), (51840, 4946344), (53730, 4772352), (55926, 4584960), (56160, 4565856), (57312, 4474080), (57360, 4470336), (59904, 4280490), (61184, 4190940), (62088, 4129920), (62140, 4126464), (63680, 4026672), (64476, 3976960), (64530, 3973632), (66560, 3852441), (67392, 3804880), (68832, 3725280), (69120, 3709758), (69849, 3671040), (71640, 3579264), (74568, 3438720), (74880, 3424392), (76416, 3355560), (76480, 3352752), (77436, 3311360), (77610, 3303936), (80595, 3181568), (82784, 3097440), (82944, 3091465), (83889, 3056640), (84240, 3043904), (85968, 2982720), (86040, 2980224), (89856, 2853660), (91776, 2793960), (93132, 2753280), (93210, 2750976), (95122, 2695680), (95520, 2684448), (96795, 2649088), (99424, 2579040), (99840, 2568294), (101888, 2516670), (103248, 2483520), (103480, 2477952), (103680, 2473172), (107460, 2386176), (111852, 2292480), (112320, 2282928), (114624, 2237040), (114720, 2235168), (116415, 2202624), (119808, 2140245), (122368, 2095470), (124176, 2064960), (124280, 2063232), (127360, 2013336), (128952, 1988480), (129060, 1986816), (134784, 1902440), (137664, 1862640), (138240, 1854879), (139698, 1835520), (139815, 1833984), (142683, 1797120), (143280, 1789632), (149136, 1719360), (149760, 1712196), (152832, 1677780), (152960, 1676376), (154872, 1655680), (155220, 1651968), (161190, 1590784), (165568, 1548720), (167778, 1528320), (168480, 1521952), (171936, 1491360), (172080, 1490112), (179712, 1426830), (183552, 1396980), (186264, 1376640), (186420, 1375488), (190244, 1347840), (191040, 1342224), (193590, 1324544), (198848, 1289520), (199680, 1284147), (203776, 1258335), (206496, 1241760), (206960, 1238976), (207360, 1236586), (209547, 1223680), (214920, 1193088), (223704, 1146240), (224640, 1141464), (229248, 1118520), (229440, 1117584), (232830, 1101312), (237805, 1078272), (244736, 1047735), (248352, 1032480), (248560, 1031616), (251667, 1018880), (254720, 1006668), (257904, 994240), (258120, 993408), (269568, 951220), (275328, 931320), (279396, 917760), (279630, 916992), (285366, 898560), (286560, 894816), (298272, 859680), (299520, 856098), (305664, 838890), (305920, 838188), (309744, 827840), (310440, 825984), (322380, 795392), (331136, 774360), (335556, 764160), (336960, 760976), (343872, 745680), (344160, 745056), (349245, 734208), (359424, 713415), (367104, 698490), (372528, 688320), (372840, 687744), (380488, 673920), (382080, 671112), (387180, 662272), (397696, 644760), (412992, 620880), (413920, 619488), (414720, 618293), (419094, 611840), (419445, 611328), (428049, 599040), (429840, 596544), (447408, 573120), (449280, 570732), (458496, 559260), (458880, 558792), (465660, 550656), (475610, 539136), (496704, 516240), (497120, 515808), (503334, 509440)]