20743672320

素因数分解:

$2^9\times 3^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1$

素因数の和:534

約数の個数: 800

約数和(自身を含む): 87840377856

約数和(自身を除く): 67096705536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 62, 63, 64, 70, 72, 80, 81, 84, 90, 93, 96, 105, 108, 112, 120, 124, 126, 128, 135, 140, 144, 155, 160, 162, 168, 180, 186, 189, 192, 210, 216, 217, 224, 240, 248, 252, 256, 270, 279, 280, 288, 310, 315, 320, 324, 336, 360, 372, 378, 384, 405, 420, 432, 434, 448, 461, 465, 480, 496, 504, 512, 540, 558, 560, 567, 576, 620, 630, 640, 648, 651, 672, 720, 744, 756, 768, 810, 837, 840, 864, 868, 896, 922, 930, 945, 960, 992, 1008, 1080, 1085, 1116, 1120, 1134, 1152, 1240, 1260, 1280, 1296, 1302, 1344, 1383, 1395, 1440, 1488, 1512, 1536, 1620, 1674, 1680, 1728, 1736, 1792, 1844, 1860, 1890, 1920, 1953, 1984, 2016, 2160, 2170, 2232, 2240, 2268, 2304, 2305, 2480, 2511, 2520, 2560, 2592, 2604, 2688, 2766, 2790, 2835, 2880, 2976, 3024, 3227, 3240, 3255, 3348, 3360, 3456, 3472, 3584, 3688, 3720, 3780, 3840, 3906, 3968, 4032, 4149, 4185, 4320, 4340, 4464, 4480, 4536, 4608, 4610, 4960, 5022, 5040, 5184, 5208, 5376, 5532, 5580, 5670, 5760, 5859, 5952, 6048, 6454, 6480, 6510, 6696, 6720, 6912, 6915, 6944, 7376, 7440, 7560, 7680, 7812, 7936, 8064, 8298, 8370, 8640, 8680, 8928, 8960, 9072, 9220, 9681, 9765, 9920, 10044, 10080, 10368, 10416, 10752, 11064, 11160, 11340, 11520, 11718, 11904, 12096, 12447, 12555, 12908, 12960, 13020, 13392, 13440, 13824, 13830, 13888, 14291, 14752, 14880, 15120, 15624, 15872, 16128, 16135, 16596, 16740, 17280, 17360, 17577, 17856, 17920, 18144, 18440, 19362, 19530, 19840, 20088, 20160, 20736, 20745, 20832, 22128, 22320, 22680, 23040, 23436, 23808, 24192, 24894, 25110, 25816, 25920, 26040, 26784, 26880, 27660, 27776, 28582, 29043, 29295, 29504, 29760, 30240, 31248, 32256, 32270, 33192, 33480, 34560, 34720, 35154, 35712, 36288, 36880, 37341, 38724, 39060, 39680, 40176, 40320, 41472, 41490, 41664, 42873, 44256, 44640, 45360, 46872, 47616, 48384, 48405, 49788, 50220, 51632, 51840, 52080, 53568, 53760, 55320, 55552, 57164, 58086, 58590, 59008, 59520, 60480, 62235, 62496, 64540, 66384, 66960, 69120, 69440, 70308, 71424, 71455, 72576, 73760, 74682, 77448, 78120, 79360, 80352, 80640, 82980, 83328, 85746, 87129, 87885, 88512, 89280, 90720, 93744, 96768, 96810, 99576, 100037, 100440, 103264, 103680, 104160, 107136, 110640, 111104, 114328, 116172, 117180, 118016, 119040, 120960, 124470, 124992, 128619, 129080, 132768, 133920, 138880, 140616, 142848, 142910, 145152, 145215, 147520, 149364, 154896, 156240, 160704, 161280, 165960, 166656, 171492, 174258, 175770, 177024, 178560, 181440, 186705, 187488, 193620, 199152, 200074, 200880, 206528, 207360, 208320, 214272, 214365, 221280, 228656, 232344, 234360, 236032, 238080, 241920, 248940, 249984, 257238, 258160, 261387, 265536, 267840, 277760, 281232, 285820, 290304, 290430, 295040, 298728, 300111, 309792, 312480, 321408, 331920, 333312, 342984, 348516, 351540, 354048, 357120, 362880, 373410, 374976, 385857, 387240, 398304, 400148, 401760, 413056, 416640, 428544, 428730, 435645, 442560, 457312, 464688, 468720, 483840, 497880, 499968, 500185, 514476, 516320, 522774, 531072, 535680, 555520, 562464, 571640, 580860, 590080, 597456, 600222, 619584, 624960, 642816, 643095, 663840, 685968, 697032, 703080, 708096, 714240, 725760, 746820, 749952, 771714, 774480, 796608, 800296, 803520, 826112, 833280, 857460, 871290, 885120, 900333, 914624, 929376, 937440, 995760, 999936, 1000370, 1028952, 1032640, 1045548, 1062144, 1071360, 1124928, 1143280, 1157571, 1161720, 1180160, 1194912, 1200444, 1239168, 1249920, 1285632, 1286190, 1306935, 1327680, 1371936, 1394064, 1406160, 1451520, 1493640, 1499904, 1500555, 1543428, 1548960, 1593216, 1600592, 1607040, 1652224, 1666560, 1714920, 1742580, 1770240, 1800666, 1829248, 1858752, 1874880, 1929285, 1991520, 2000740, 2057904, 2065280, 2091096, 2124288, 2142720, 2249856, 2286560, 2315142, 2323440, 2389824, 2400888, 2478336, 2499840, 2572380, 2613870, 2655360, 2700999, 2743872, 2788128, 2812320, 2987280, 2999808, 3001110, 3086856, 3097920, 3186432, 3201184, 3214080, 3429840, 3485160, 3540480, 3601332, 3658496, 3717504, 3749760, 3858570, 3983040, 4001480, 4115808, 4130560, 4182192, 4499712, 4501665, 4573120, 4630284, 4646880, 4779648, 4801776, 4956672, 4999680, 5144760, 5227740, 5310720, 5401998, 5487744, 5576256, 5624640, 5787855, 5974560, 6002220, 6173712, 6195840, 6372864, 6402368, 6428160, 6859680, 6970320, 7202664, 7316992, 7435008, 7499520, 7717140, 7966080, 8002960, 8102997, 8231616, 8261120, 8364384, 8999424, 9003330, 9146240, 9260568, 9293760, 9559296, 9603552, 10289520, 10455480, 10621440, 10803996, 10975488, 11152512, 11249280, 11575710, 11949120, 12004440, 12347424, 12391680, 12804736, 13504995, 13719360, 13940640, 14405328, 14870016, 14999040, 15434280, 15932160, 16005920, 16205994, 16463232, 16728768, 18006660, 18292480, 18521136, 18587520, 19118592, 19207104, 20579040, 20910960, 21607992, 21950976, 22305024, 22498560, 23151420, 23898240, 24008880, 24694848, 24783360, 25609472, 27009990, 27438720, 27881280, 28810656, 30868560, 31864320, 32011840, 32411988, 32926464, 33457536, 36013320, 36584960, 37042272, 37175040, 38414208, 40514985, 41158080, 41821920, 43215984, 44610048, 44997120, 46302840, 47796480, 48017760, 49389696, 51218944, 54019980, 54877440, 55762560, 57621312, 61737120, 64023680, 64823976, 65852928, 66915072, 72026640, 74084544, 74350080, 76828416, 81029970, 82316160, 83643840, 86431968, 92605680, 95592960, 96035520, 98779392, 108039960, 109754880, 111525120, 115242624, 123474240, 128047360, 129647952, 133830144, 144053280, 148169088, 153656832, 162059940, 164632320, 167287680, 172863936, 185211360, 192071040, 197558784, 216079920, 223050240, 230485248, 246948480, 256094720, 259295904, 288106560, 296338176, 324119880, 329264640, 334575360, 345727872, 370422720, 384142080, 432159840, 460970496, 493896960, 518591808, 576213120, 592676352, 648239760, 669150720, 691455744, 740845440, 768284160, 864319680, 987793920, 1037183616, 1152426240, 1296479520, 1382911488, 1481690880, 1728639360, 2074367232, 2304852480, 2592959040, 2963381760, 3457278720, 4148734464, 5185918080, 6914557440, 10371836160, 20743672320]

約数ペア:

[(1, 20743672320), (2, 10371836160), (3, 6914557440), (4, 5185918080), (5, 4148734464), (6, 3457278720), (7, 2963381760), (8, 2592959040), (9, 2304852480), (10, 2074367232), (12, 1728639360), (14, 1481690880), (15, 1382911488), (16, 1296479520), (18, 1152426240), (20, 1037183616), (21, 987793920), (24, 864319680), (27, 768284160), (28, 740845440), (30, 691455744), (31, 669150720), (32, 648239760), (35, 592676352), (36, 576213120), (40, 518591808), (42, 493896960), (45, 460970496), (48, 432159840), (54, 384142080), (56, 370422720), (60, 345727872), (62, 334575360), (63, 329264640), (64, 324119880), (70, 296338176), (72, 288106560), (80, 259295904), (81, 256094720), (84, 246948480), (90, 230485248), (93, 223050240), (96, 216079920), (105, 197558784), (108, 192071040), (112, 185211360), (120, 172863936), (124, 167287680), (126, 164632320), (128, 162059940), (135, 153656832), (140, 148169088), (144, 144053280), (155, 133830144), (160, 129647952), (162, 128047360), (168, 123474240), (180, 115242624), (186, 111525120), (189, 109754880), (192, 108039960), (210, 98779392), (216, 96035520), (217, 95592960), (224, 92605680), (240, 86431968), (248, 83643840), (252, 82316160), (256, 81029970), (270, 76828416), (279, 74350080), (280, 74084544), (288, 72026640), (310, 66915072), (315, 65852928), (320, 64823976), (324, 64023680), (336, 61737120), (360, 57621312), (372, 55762560), (378, 54877440), (384, 54019980), (405, 51218944), (420, 49389696), (432, 48017760), (434, 47796480), (448, 46302840), (461, 44997120), (465, 44610048), (480, 43215984), (496, 41821920), (504, 41158080), (512, 40514985), (540, 38414208), (558, 37175040), (560, 37042272), (567, 36584960), (576, 36013320), (620, 33457536), (630, 32926464), (640, 32411988), (648, 32011840), (651, 31864320), (672, 30868560), (720, 28810656), (744, 27881280), (756, 27438720), (768, 27009990), (810, 25609472), (837, 24783360), (840, 24694848), (864, 24008880), (868, 23898240), (896, 23151420), (922, 22498560), (930, 22305024), (945, 21950976), (960, 21607992), (992, 20910960), (1008, 20579040), (1080, 19207104), (1085, 19118592), (1116, 18587520), (1120, 18521136), (1134, 18292480), (1152, 18006660), (1240, 16728768), (1260, 16463232), (1280, 16205994), (1296, 16005920), (1302, 15932160), (1344, 15434280), (1383, 14999040), (1395, 14870016), (1440, 14405328), (1488, 13940640), (1512, 13719360), (1536, 13504995), (1620, 12804736), (1674, 12391680), (1680, 12347424), (1728, 12004440), (1736, 11949120), (1792, 11575710), (1844, 11249280), (1860, 11152512), (1890, 10975488), (1920, 10803996), (1953, 10621440), (1984, 10455480), (2016, 10289520), (2160, 9603552), (2170, 9559296), (2232, 9293760), (2240, 9260568), (2268, 9146240), (2304, 9003330), (2305, 8999424), (2480, 8364384), (2511, 8261120), (2520, 8231616), (2560, 8102997), (2592, 8002960), (2604, 7966080), (2688, 7717140), (2766, 7499520), (2790, 7435008), (2835, 7316992), (2880, 7202664), (2976, 6970320), (3024, 6859680), (3227, 6428160), (3240, 6402368), (3255, 6372864), (3348, 6195840), (3360, 6173712), (3456, 6002220), (3472, 5974560), (3584, 5787855), (3688, 5624640), (3720, 5576256), (3780, 5487744), (3840, 5401998), (3906, 5310720), (3968, 5227740), (4032, 5144760), (4149, 4999680), (4185, 4956672), (4320, 4801776), (4340, 4779648), (4464, 4646880), (4480, 4630284), (4536, 4573120), (4608, 4501665), (4610, 4499712), (4960, 4182192), (5022, 4130560), (5040, 4115808), (5184, 4001480), (5208, 3983040), (5376, 3858570), (5532, 3749760), (5580, 3717504), (5670, 3658496), (5760, 3601332), (5859, 3540480), (5952, 3485160), (6048, 3429840), (6454, 3214080), (6480, 3201184), (6510, 3186432), (6696, 3097920), (6720, 3086856), (6912, 3001110), (6915, 2999808), (6944, 2987280), (7376, 2812320), (7440, 2788128), (7560, 2743872), (7680, 2700999), (7812, 2655360), (7936, 2613870), (8064, 2572380), (8298, 2499840), (8370, 2478336), (8640, 2400888), (8680, 2389824), (8928, 2323440), (8960, 2315142), (9072, 2286560), (9220, 2249856), (9681, 2142720), (9765, 2124288), (9920, 2091096), (10044, 2065280), (10080, 2057904), (10368, 2000740), (10416, 1991520), (10752, 1929285), (11064, 1874880), (11160, 1858752), (11340, 1829248), (11520, 1800666), (11718, 1770240), (11904, 1742580), (12096, 1714920), (12447, 1666560), (12555, 1652224), (12908, 1607040), (12960, 1600592), (13020, 1593216), (13392, 1548960), (13440, 1543428), (13824, 1500555), (13830, 1499904), (13888, 1493640), (14291, 1451520), (14752, 1406160), (14880, 1394064), (15120, 1371936), (15624, 1327680), (15872, 1306935), (16128, 1286190), (16135, 1285632), (16596, 1249920), (16740, 1239168), (17280, 1200444), (17360, 1194912), (17577, 1180160), (17856, 1161720), (17920, 1157571), (18144, 1143280), (18440, 1124928), (19362, 1071360), (19530, 1062144), (19840, 1045548), (20088, 1032640), (20160, 1028952), (20736, 1000370), (20745, 999936), (20832, 995760), (22128, 937440), (22320, 929376), (22680, 914624), (23040, 900333), (23436, 885120), (23808, 871290), (24192, 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(62235, 333312), (62496, 331920), (64540, 321408), (66384, 312480), (66960, 309792), (69120, 300111), (69440, 298728), (70308, 295040), (71424, 290430), (71455, 290304), (72576, 285820), (73760, 281232), (74682, 277760), (77448, 267840), (78120, 265536), (79360, 261387), (80352, 258160), (80640, 257238), (82980, 249984), (83328, 248940), (85746, 241920), (87129, 238080), (87885, 236032), (88512, 234360), (89280, 232344), (90720, 228656), (93744, 221280), (96768, 214365), (96810, 214272), (99576, 208320), (100037, 207360), (100440, 206528), (103264, 200880), (103680, 200074), (104160, 199152), (107136, 193620), (110640, 187488), (111104, 186705), (114328, 181440), (116172, 178560), (117180, 177024), (118016, 175770), (119040, 174258), (120960, 171492), (124470, 166656), (124992, 165960), (128619, 161280), (129080, 160704), (132768, 156240), (133920, 154896), (138880, 149364), (140616, 147520), (142848, 145215), (142910, 145152)]