20461086720

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:216

約数の個数: 576

約数和(自身を含む): 74511964800

約数和(自身を除く): 54050878080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 53, 59, 60, 64, 71, 72, 80, 90, 96, 106, 118, 120, 128, 142, 144, 159, 160, 177, 180, 192, 212, 213, 236, 240, 256, 265, 284, 288, 295, 318, 320, 354, 355, 360, 384, 424, 426, 472, 477, 480, 512, 530, 531, 568, 576, 590, 636, 639, 640, 708, 710, 720, 768, 795, 848, 852, 885, 944, 954, 960, 1024, 1060, 1062, 1065, 1136, 1152, 1180, 1272, 1278, 1280, 1416, 1420, 1440, 1536, 1590, 1696, 1704, 1770, 1888, 1908, 1920, 2048, 2120, 2124, 2130, 2272, 2304, 2360, 2385, 2544, 2556, 2560, 2655, 2832, 2840, 2880, 3072, 3127, 3180, 3195, 3392, 3408, 3540, 3763, 3776, 3816, 3840, 4189, 4240, 4248, 4260, 4544, 4608, 4720, 4770, 5088, 5112, 5120, 5310, 5664, 5680, 5760, 6144, 6254, 6360, 6390, 6784, 6816, 7080, 7526, 7552, 7632, 7680, 8378, 8480, 8496, 8520, 9088, 9216, 9381, 9440, 9540, 10176, 10224, 10240, 10620, 11289, 11328, 11360, 11520, 12508, 12567, 12720, 12780, 13568, 13632, 14160, 15052, 15104, 15264, 15360, 15635, 16756, 16960, 16992, 17040, 18176, 18432, 18762, 18815, 18880, 19080, 20352, 20448, 20945, 21240, 22578, 22656, 22720, 23040, 25016, 25134, 25440, 25560, 27136, 27264, 28143, 28320, 30104, 30208, 30528, 30720, 31270, 33512, 33867, 33920, 33984, 34080, 36352, 37524, 37630, 37701, 37760, 38160, 40704, 40896, 41890, 42480, 45156, 45312, 45440, 46080, 46905, 50032, 50268, 50880, 51120, 54272, 54528, 56286, 56445, 56640, 60208, 60416, 61056, 62540, 62835, 67024, 67734, 67840, 67968, 68160, 72704, 75048, 75260, 75402, 75520, 76320, 81408, 81792, 83780, 84960, 90312, 90624, 90880, 92160, 93810, 100064, 100536, 101760, 102240, 108544, 109056, 112572, 112890, 113280, 120416, 120832, 122112, 125080, 125670, 134048, 135468, 135680, 135936, 136320, 140715, 145408, 150096, 150520, 150804, 151040, 152640, 162816, 163584, 167560, 169335, 169920, 180624, 181248, 181760, 187620, 188505, 200128, 201072, 203520, 204480, 218112, 222017, 225144, 225780, 226560, 240832, 244224, 250160, 251340, 268096, 270936, 271360, 271872, 272640, 281430, 300192, 301040, 301608, 302080, 305280, 325632, 327168, 335120, 338670, 339840, 361248, 362496, 363520, 375240, 377010, 400256, 402144, 407040, 408960, 436224, 444034, 450288, 451560, 453120, 481664, 488448, 500320, 502680, 536192, 541872, 542720, 543744, 545280, 562860, 600384, 602080, 603216, 604160, 610560, 654336, 666051, 670240, 677340, 679680, 722496, 727040, 750480, 754020, 800512, 804288, 814080, 817920, 888068, 900576, 903120, 906240, 963328, 976896, 1000640, 1005360, 1072384, 1083744, 1087488, 1090560, 1110085, 1125720, 1200768, 1204160, 1206432, 1221120, 1308672, 1332102, 1340480, 1354680, 1359360, 1444992, 1500960, 1508040, 1601024, 1608576, 1628160, 1635840, 1776136, 1801152, 1806240, 1812480, 1926656, 1998153, 2001280, 2010720, 2144768, 2167488, 2181120, 2220170, 2251440, 2401536, 2408320, 2412864, 2442240, 2664204, 2680960, 2709360, 2718720, 2889984, 3001920, 3016080, 3202048, 3217152, 3271680, 3330255, 3552272, 3602304, 3612480, 3853312, 3996306, 4002560, 4021440, 4289536, 4334976, 4440340, 4502880, 4803072, 4816640, 4825728, 4884480, 5328408, 5361920, 5418720, 5437440, 5779968, 6003840, 6032160, 6404096, 6434304, 6543360, 6660510, 7104544, 7204608, 7224960, 7706624, 7992612, 8005120, 8042880, 8579072, 8669952, 8880680, 9005760, 9606144, 9633280, 9651456, 9990765, 10656816, 10723840, 10837440, 11559936, 12007680, 12064320, 12868608, 13321020, 14209088, 14409216, 14449920, 15985224, 16010240, 16085760, 17339904, 17761360, 18011520, 19212288, 19266560, 19302912, 19981530, 21313632, 21447680, 21674880, 23119872, 24015360, 24128640, 25737216, 26642040, 28418176, 28818432, 28899840, 31970448, 32020480, 32171520, 34679808, 35522720, 36023040, 38533120, 38605824, 39963060, 42627264, 42895360, 43349760, 48030720, 48257280, 53284080, 56836352, 57636864, 57799680, 63940896, 64343040, 69359616, 71045440, 72046080, 77211648, 79926120, 85254528, 86699520, 96061440, 96514560, 106568160, 113672704, 115599360, 127881792, 128686080, 142090880, 144092160, 159852240, 170509056, 173399040, 193029120, 213136320, 227345408, 255763584, 284181760, 288184320, 319704480, 341018112, 346798080, 386058240, 426272640, 454690816, 511527168, 568363520, 639408960, 682036224, 852545280, 1023054336, 1136727040, 1278817920, 1364072448, 1705090560, 2046108672, 2273454080, 2557635840, 3410181120, 4092217344, 5115271680, 6820362240, 10230543360, 20461086720]

約数ペア:

[(1, 20461086720), (2, 10230543360), (3, 6820362240), (4, 5115271680), (5, 4092217344), (6, 3410181120), (8, 2557635840), (9, 2273454080), (10, 2046108672), (12, 1705090560), (15, 1364072448), (16, 1278817920), (18, 1136727040), (20, 1023054336), (24, 852545280), (30, 682036224), (32, 639408960), (36, 568363520), (40, 511527168), (45, 454690816), (48, 426272640), (53, 386058240), (59, 346798080), (60, 341018112), (64, 319704480), (71, 288184320), (72, 284181760), (80, 255763584), (90, 227345408), (96, 213136320), (106, 193029120), (118, 173399040), (120, 170509056), (128, 159852240), (142, 144092160), (144, 142090880), (159, 128686080), (160, 127881792), (177, 115599360), (180, 113672704), (192, 106568160), (212, 96514560), (213, 96061440), (236, 86699520), (240, 85254528), (256, 79926120), (265, 77211648), (284, 72046080), (288, 71045440), (295, 69359616), (318, 64343040), (320, 63940896), (354, 57799680), (355, 57636864), (360, 56836352), (384, 53284080), (424, 48257280), (426, 48030720), (472, 43349760), (477, 42895360), (480, 42627264), (512, 39963060), (530, 38605824), (531, 38533120), (568, 36023040), (576, 35522720), (590, 34679808), (636, 32171520), (639, 32020480), (640, 31970448), (708, 28899840), (710, 28818432), (720, 28418176), (768, 26642040), (795, 25737216), (848, 24128640), (852, 24015360), (885, 23119872), (944, 21674880), (954, 21447680), (960, 21313632), (1024, 19981530), (1060, 19302912), (1062, 19266560), (1065, 19212288), (1136, 18011520), (1152, 17761360), (1180, 17339904), (1272, 16085760), (1278, 16010240), (1280, 15985224), (1416, 14449920), (1420, 14409216), (1440, 14209088), (1536, 13321020), (1590, 12868608), (1696, 12064320), (1704, 12007680), (1770, 11559936), (1888, 10837440), (1908, 10723840), (1920, 10656816), (2048, 9990765), (2120, 9651456), (2124, 9633280), (2130, 9606144), (2272, 9005760), (2304, 8880680), (2360, 8669952), (2385, 8579072), (2544, 8042880), (2556, 8005120), (2560, 7992612), (2655, 7706624), (2832, 7224960), (2840, 7204608), (2880, 7104544), (3072, 6660510), (3127, 6543360), (3180, 6434304), (3195, 6404096), (3392, 6032160), (3408, 6003840), (3540, 5779968), (3763, 5437440), (3776, 5418720), (3816, 5361920), (3840, 5328408), (4189, 4884480), (4240, 4825728), (4248, 4816640), (4260, 4803072), (4544, 4502880), (4608, 4440340), (4720, 4334976), (4770, 4289536), (5088, 4021440), (5112, 4002560), (5120, 3996306), (5310, 3853312), (5664, 3612480), (5680, 3602304), (5760, 3552272), (6144, 3330255), (6254, 3271680), (6360, 3217152), (6390, 3202048), (6784, 3016080), (6816, 3001920), (7080, 2889984), (7526, 2718720), (7552, 2709360), (7632, 2680960), (7680, 2664204), (8378, 2442240), (8480, 2412864), (8496, 2408320), (8520, 2401536), (9088, 2251440), (9216, 2220170), (9381, 2181120), (9440, 2167488), (9540, 2144768), (10176, 2010720), (10224, 2001280), (10240, 1998153), (10620, 1926656), (11289, 1812480), (11328, 1806240), (11360, 1801152), (11520, 1776136), (12508, 1635840), (12567, 1628160), (12720, 1608576), (12780, 1601024), (13568, 1508040), (13632, 1500960), (14160, 1444992), (15052, 1359360), (15104, 1354680), (15264, 1340480), (15360, 1332102), (15635, 1308672), (16756, 1221120), (16960, 1206432), (16992, 1204160), (17040, 1200768), (18176, 1125720), (18432, 1110085), (18762, 1090560), (18815, 1087488), (18880, 1083744), (19080, 1072384), (20352, 1005360), (20448, 1000640), (20945, 976896), (21240, 963328), (22578, 906240), (22656, 903120), (22720, 900576), (23040, 888068), (25016, 817920), (25134, 814080), (25440, 804288), (25560, 800512), (27136, 754020), (27264, 750480), (28143, 727040), (28320, 722496), (30104, 679680), (30208, 677340), (30528, 670240), (30720, 666051), (31270, 654336), (33512, 610560), (33867, 604160), (33920, 603216), (33984, 602080), (34080, 600384), (36352, 562860), (37524, 545280), (37630, 543744), (37701, 542720), (37760, 541872), (38160, 536192), (40704, 502680), (40896, 500320), (41890, 488448), (42480, 481664), (45156, 453120), (45312, 451560), (45440, 450288), (46080, 444034), (46905, 436224), (50032, 408960), (50268, 407040), (50880, 402144), (51120, 400256), (54272, 377010), (54528, 375240), (56286, 363520), (56445, 362496), (56640, 361248), (60208, 339840), (60416, 338670), (61056, 335120), (62540, 327168), (62835, 325632), (67024, 305280), (67734, 302080), (67840, 301608), (67968, 301040), (68160, 300192), (72704, 281430), (75048, 272640), (75260, 271872), (75402, 271360), (75520, 270936), (76320, 268096), (81408, 251340), (81792, 250160), (83780, 244224), (84960, 240832), (90312, 226560), (90624, 225780), (90880, 225144), (92160, 222017), (93810, 218112), (100064, 204480), (100536, 203520), (101760, 201072), (102240, 200128), (108544, 188505), (109056, 187620), (112572, 181760), (112890, 181248), (113280, 180624), (120416, 169920), (120832, 169335), (122112, 167560), (125080, 163584), (125670, 162816), (134048, 152640), (135468, 151040), (135680, 150804), (135936, 150520), (136320, 150096), (140715, 145408)]