21420426720

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:172

約数の個数: 1152

約数和(自身を含む): 92665036800

約数和(自身を除く): 71244610080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 19, 20, 21, 22, 24, 28, 30, 32, 33, 35, 38, 40, 42, 44, 47, 48, 55, 56, 57, 59, 60, 66, 70, 76, 77, 80, 84, 88, 94, 95, 96, 105, 110, 112, 114, 118, 120, 121, 132, 133, 140, 141, 152, 154, 160, 165, 168, 176, 177, 188, 190, 209, 210, 220, 224, 228, 231, 235, 236, 240, 242, 264, 266, 280, 282, 285, 295, 304, 308, 329, 330, 336, 352, 354, 363, 376, 380, 385, 399, 413, 418, 420, 440, 456, 462, 470, 472, 480, 484, 517, 528, 532, 560, 564, 570, 590, 605, 608, 616, 627, 649, 658, 660, 665, 672, 705, 708, 726, 752, 760, 770, 798, 826, 836, 840, 847, 880, 885, 893, 912, 924, 940, 944, 968, 987, 1034, 1045, 1056, 1064, 1120, 1121, 1128, 1140, 1155, 1180, 1210, 1232, 1239, 1254, 1298, 1316, 1320, 1330, 1410, 1416, 1452, 1463, 1504, 1520, 1540, 1551, 1596, 1645, 1652, 1672, 1680, 1694, 1760, 1770, 1786, 1815, 1824, 1848, 1880, 1888, 1936, 1947, 1974, 1995, 2065, 2068, 2090, 2128, 2242, 2256, 2280, 2299, 2310, 2360, 2420, 2464, 2478, 2508, 2541, 2585, 2596, 2632, 2640, 2660, 2679, 2773, 2820, 2832, 2904, 2926, 3040, 3080, 3102, 3135, 3192, 3245, 3290, 3304, 3344, 3360, 3363, 3388, 3540, 3572, 3619, 3630, 3696, 3760, 3872, 3894, 3948, 3990, 4130, 4136, 4180, 4235, 4256, 4389, 4465, 4484, 4512, 4543, 4560, 4598, 4620, 4720, 4840, 4935, 4956, 5016, 5082, 5170, 5192, 5264, 5280, 5320, 5358, 5546, 5605, 5640, 5664, 5687, 5808, 5852, 6160, 6195, 6204, 6251, 6270, 6384, 6490, 6580, 6608, 6688, 6726, 6776, 6897, 7080, 7139, 7144, 7238, 7260, 7315, 7392, 7520, 7755, 7788, 7847, 7896, 7980, 8260, 8272, 8319, 8360, 8470, 8778, 8930, 8968, 9086, 9120, 9196, 9240, 9440, 9680, 9735, 9823, 9870, 9912, 10032, 10164, 10340, 10384, 10528, 10640, 10716, 10857, 11092, 11210, 11280, 11374, 11495, 11616, 11704, 12320, 12331, 12390, 12408, 12502, 12540, 12705, 12768, 12980, 13160, 13216, 13395, 13452, 13552, 13629, 13794, 13865, 14160, 14278, 14288, 14476, 14520, 14630, 15510, 15576, 15694, 15792, 15960, 16093, 16520, 16544, 16638, 16720, 16815, 16940, 17061, 17556, 17860, 17936, 18095, 18172, 18392, 18480, 18753, 19360, 19411, 19470, 19646, 19740, 19824, 20064, 20328, 20680, 20768, 21280, 21417, 21432, 21714, 21945, 22184, 22420, 22560, 22715, 22748, 22990, 23408, 23541, 24662, 24780, 24816, 25004, 25080, 25410, 25960, 26320, 26790, 26904, 27104, 27258, 27588, 27730, 28320, 28435, 28556, 28576, 28952, 29040, 29260, 29469, 30503, 31020, 31152, 31255, 31388, 31584, 31920, 32186, 33040, 33276, 33440, 33630, 33880, 34122, 34485, 35112, 35695, 35720, 35872, 36190, 36344, 36784, 36960, 36993, 37506, 38822, 38940, 39235, 39292, 39480, 39648, 39809, 40656, 41360, 41595, 42834, 42864, 43428, 43890, 44368, 44840, 45430, 45496, 45980, 46816, 47082, 48279, 49115, 49324, 49560, 49632, 49973, 50008, 50160, 50820, 51920, 52640, 52687, 53580, 53808, 54285, 54516, 55176, 55460, 56870, 57112, 57904, 58080, 58233, 58520, 58938, 61006, 61655, 62040, 62304, 62510, 62776, 63840, 64372, 66080, 66552, 67260, 67760, 68145, 68244, 68761, 68970, 70224, 71390, 71440, 72380, 72688, 73568, 73986, 75012, 77644, 77880, 78470, 78584, 78960, 79618, 80465, 81312, 82720, 83190, 85305, 85668, 85728, 86317, 86856, 87780, 88736, 89680, 90860, 90992, 91509, 91960, 93765, 94164, 96558, 97055, 98230, 98648, 99120, 99946, 100016, 100320, 101640, 103840, 105374, 107085, 107160, 107616, 108053, 108570, 109032, 110352, 110920, 113740, 114224, 115808, 116466, 117040, 117705, 117876, 119427, 122012, 123310, 124080, 125020, 125552, 128744, 133104, 134520, 135520, 135641, 136290, 136488, 137522, 137940, 140448, 142780, 142880, 144760, 145376, 147345, 147972, 149919, 150024, 152515, 155288, 155760, 156940, 157168, 157920, 158061, 159236, 160930, 166380, 170610, 171336, 172634, 173712, 175560, 179360, 181720, 181984, 183018, 183920, 184965, 187530, 188328, 193116, 194110, 196460, 197296, 198240, 199045, 199892, 200032, 203280, 206283, 210748, 213521, 214170, 214320, 216106, 217140, 218064, 220704, 221840, 227480, 228448, 232932, 234080, 235410, 235752, 238854, 241395, 244024, 246620, 248160, 249865, 250040, 251104, 257488, 258951, 263435, 266208, 269040, 271282, 272580, 272976, 275044, 275880, 285560, 289520, 291165, 294690, 295944, 299838, 300048, 305030, 310576, 311520, 313880, 314336, 316122, 318472, 321860, 324159, 332760, 335533, 341220, 342672, 343805, 345268, 347424, 351120, 363440, 366036, 367840, 368809, 369930, 375060, 376656, 386232, 388220, 392920, 394592, 398090, 399784, 406560, 406923, 412566, 421496, 427042, 428340, 428640, 431585, 432212, 434280, 436128, 443680, 454960, 457545, 465864, 470820, 471504, 477708, 482790, 488048, 493240, 499730, 500080, 514976, 517902, 526870, 538080, 540265, 542564, 545160, 545952, 550088, 551760, 571120, 579040, 579557, 582330, 589380, 591888, 597135, 599676, 600096, 610060, 621152, 627760, 632244, 636944, 640563, 643720, 648318, 665520, 671066, 678205, 682440, 685344, 687610, 690536, 702240, 726880, 732072, 737618, 739860, 749595, 750120, 753312, 756371, 772464, 776440, 785840, 790305, 796180, 799568, 813846, 825132, 842992, 854084, 856680, 863170, 864424, 868560, 909920, 915090, 931728, 941640, 943008, 949487, 955416, 965580, 976096, 986480, 999460, 1000160, 1006599, 1031415, 1035804, 1053740, 1067605, 1080530, 1085128, 1090320, 1100176, 1103520, 1106427, 1142240, 1159114, 1164660, 1178760, 1183776, 1194270, 1199352, 1220120, 1255520, 1264488, 1273888, 1281126, 1287440, 1294755, 1296636, 1331040, 1342132, 1356410, 1364880, 1375220, 1381072, 1464144, 1475236, 1479720, 1499190, 1500240, 1512742, 1544928, 1552880, 1571680, 1580610, 1592360, 1599136, 1620795, 1627692, 1650264, 1677665, 1685984, 1708168, 1713360, 1726340, 1728848, 1737120, 1738671, 1830180, 1844045, 1863456, 1883280, 1898974, 1910832, 1931160, 1972960, 1998920, 2013198, 2034615, 2062830, 2071608, 2107480, 2135210, 2161060, 2170256, 2180640, 2200352, 2212854, 2269113, 2318228, 2329320, 2348731, 2357520, 2388540, 2398704, 2440240, 2528976, 2562252, 2574880, 2589510, 2593272, 2684264, 2712820, 2729760, 2750440, 2762144, 2848461, 2897785, 2928288, 2950472, 2959440, 2998380, 3000480, 3025484, 3105760, 3161220, 3184720, 3202815, 3241590, 3255384, 3300528, 3355330, 3416336, 3426720, 3452680, 3457696, 3477342, 3660360, 3688090, 3766560, 3781855, 3797948, 3821664, 3862320, 3997840, 4026396, 4056899, 4069230, 4125660, 4143216, 4214960, 4270420, 4322120, 4340512, 4425708, 4538226, 4636456, 4658640, 4697462, 4715040, 4747435, 4777080, 4797408, 4880480, 5032995, 5057952, 5124504, 5179020, 5186544, 5368528, 5425640, 5500880, 5532135, 5696922, 5795570, 5900944, 5918880, 5996760, 6050968, 6322440, 6369440, 6375127, 6405630, 6483180, 6510768, 6601056, 6710660, 6832672, 6905360, 6954684, 7046193, 7320720, 7376180, 7563710, 7595896, 7724640, 7995680, 8052792, 8113798, 8138460, 8251320, 8286432, 8429920, 8540840, 8644240, 8693355, 8851416, 9076452, 9272912, 9317280, 9394924, 9494870, 9554160, 10065990, 10249008, 10358040, 10373088, 10737056, 10851280, 11001760, 11064270, 11345565, 11393844, 11591140, 11743655, 11801888, 11993520, 12101936, 12170697, 12644880, 12750254, 12811260, 12966360, 13021536, 13421320, 13810720, 13909368, 14092386, 14242305, 14641440, 14752360, 15127420, 15191792, 16105584, 16227596, 16276920, 16502640, 17081680, 17288480, 17386710, 17702832, 18152904, 18545824, 18789848, 18989740, 19108320, 19125381, 20131980, 20284495, 20498016, 20716080, 21702560, 22128540, 22691130, 22787688, 23182280, 23487310, 23987040, 24203872, 24341394, 25289760, 25500508, 25622520, 25932720, 26842640, 27818736, 28184772, 28484610, 29504720, 30254840, 30383584, 31875635, 32211168, 32455192, 32553840, 33005280, 34163360, 34773420, 35230965, 35405664, 36305808, 37579696, 37979480, 38250762, 40263960, 40568990, 41432160, 44257080, 44625889, 45382260, 45575376, 46364560, 46974620, 48682788, 51001016, 51245040, 51865440, 53685280, 55637472, 56369544, 56969220, 59009440, 60509680, 60853485, 63751270, 64910384, 65107680, 69546840, 70461930, 72611616, 75159392, 75958960, 76501524, 80527920, 81137980, 88514160, 89251778, 90764520, 91150752, 92729120, 93949240, 95626905, 97365576, 102002032, 102490080, 112739088, 113938440, 121019360, 121706970, 127502540, 129820768, 133877667, 139093680, 140923860, 151917920, 153003048, 161055840, 162275960, 177028320, 178503556, 181529040, 187898480, 191253810, 194731152, 204004064, 223129445, 225478176, 227876880, 243413940, 255005080, 267755334, 278187360, 281847720, 306006096, 324551920, 357007112, 363058080, 375796960, 382507620, 389462304, 446258890, 455753760, 486827880, 510010160, 535510668, 563695440, 612012192, 649103840, 669388335, 714014224, 765015240, 892517780, 973655760, 1020020320, 1071021336, 1127390880, 1338776670, 1428028448, 1530030480, 1785035560, 1947311520, 2142042672, 2677553340, 3060060960, 3570071120, 4284085344, 5355106680, 7140142240, 10710213360, 21420426720]

約数ペア:

[(1, 21420426720), (2, 10710213360), (3, 7140142240), (4, 5355106680), (5, 4284085344), (6, 3570071120), (7, 3060060960), (8, 2677553340), (10, 2142042672), (11, 1947311520), (12, 1785035560), (14, 1530030480), (15, 1428028448), (16, 1338776670), (19, 1127390880), (20, 1071021336), (21, 1020020320), (22, 973655760), (24, 892517780), (28, 765015240), (30, 714014224), (32, 669388335), (33, 649103840), (35, 612012192), (38, 563695440), (40, 535510668), (42, 510010160), (44, 486827880), (47, 455753760), (48, 446258890), (55, 389462304), (56, 382507620), (57, 375796960), (59, 363058080), (60, 357007112), (66, 324551920), (70, 306006096), (76, 281847720), (77, 278187360), (80, 267755334), (84, 255005080), (88, 243413940), (94, 227876880), (95, 225478176), (96, 223129445), (105, 204004064), (110, 194731152), (112, 191253810), (114, 187898480), (118, 181529040), (120, 178503556), (121, 177028320), (132, 162275960), (133, 161055840), (140, 153003048), (141, 151917920), (152, 140923860), (154, 139093680), (160, 133877667), (165, 129820768), (168, 127502540), (176, 121706970), (177, 121019360), (188, 113938440), (190, 112739088), (209, 102490080), (210, 102002032), (220, 97365576), (224, 95626905), (228, 93949240), (231, 92729120), (235, 91150752), (236, 90764520), (240, 89251778), (242, 88514160), (264, 81137980), (266, 80527920), (280, 76501524), (282, 75958960), (285, 75159392), (295, 72611616), (304, 70461930), (308, 69546840), (329, 65107680), (330, 64910384), (336, 63751270), (352, 60853485), (354, 60509680), (363, 59009440), (376, 56969220), (380, 56369544), (385, 55637472), (399, 53685280), (413, 51865440), (418, 51245040), (420, 51001016), (440, 48682788), (456, 46974620), (462, 46364560), (470, 45575376), (472, 45382260), (480, 44625889), (484, 44257080), (517, 41432160), (528, 40568990), (532, 40263960), (560, 38250762), (564, 37979480), (570, 37579696), (590, 36305808), (605, 35405664), (608, 35230965), (616, 34773420), (627, 34163360), (649, 33005280), (658, 32553840), (660, 32455192), (665, 32211168), (672, 31875635), (705, 30383584), (708, 30254840), (726, 29504720), (752, 28484610), (760, 28184772), (770, 27818736), (798, 26842640), (826, 25932720), (836, 25622520), (840, 25500508), (847, 25289760), (880, 24341394), (885, 24203872), (893, 23987040), (912, 23487310), (924, 23182280), (940, 22787688), (944, 22691130), (968, 22128540), (987, 21702560), (1034, 20716080), (1045, 20498016), (1056, 20284495), (1064, 20131980), (1120, 19125381), (1121, 19108320), (1128, 18989740), (1140, 18789848), (1155, 18545824), (1180, 18152904), (1210, 17702832), (1232, 17386710), (1239, 17288480), (1254, 17081680), (1298, 16502640), (1316, 16276920), (1320, 16227596), (1330, 16105584), (1410, 15191792), (1416, 15127420), (1452, 14752360), (1463, 14641440), (1504, 14242305), (1520, 14092386), (1540, 13909368), (1551, 13810720), (1596, 13421320), (1645, 13021536), (1652, 12966360), (1672, 12811260), (1680, 12750254), (1694, 12644880), (1760, 12170697), (1770, 12101936), (1786, 11993520), (1815, 11801888), (1824, 11743655), (1848, 11591140), (1880, 11393844), (1888, 11345565), (1936, 11064270), (1947, 11001760), (1974, 10851280), (1995, 10737056), (2065, 10373088), (2068, 10358040), (2090, 10249008), (2128, 10065990), (2242, 9554160), (2256, 9494870), (2280, 9394924), (2299, 9317280), (2310, 9272912), (2360, 9076452), (2420, 8851416), (2464, 8693355), (2478, 8644240), (2508, 8540840), (2541, 8429920), (2585, 8286432), (2596, 8251320), (2632, 8138460), (2640, 8113798), (2660, 8052792), (2679, 7995680), (2773, 7724640), (2820, 7595896), (2832, 7563710), (2904, 7376180), (2926, 7320720), (3040, 7046193), (3080, 6954684), (3102, 6905360), (3135, 6832672), (3192, 6710660), (3245, 6601056), (3290, 6510768), (3304, 6483180), (3344, 6405630), (3360, 6375127), (3363, 6369440), (3388, 6322440), (3540, 6050968), (3572, 5996760), (3619, 5918880), (3630, 5900944), (3696, 5795570), (3760, 5696922), (3872, 5532135), (3894, 5500880), (3948, 5425640), (3990, 5368528), (4130, 5186544), (4136, 5179020), (4180, 5124504), (4235, 5057952), (4256, 5032995), (4389, 4880480), (4465, 4797408), (4484, 4777080), (4512, 4747435), (4543, 4715040), (4560, 4697462), (4598, 4658640), (4620, 4636456), (4720, 4538226), (4840, 4425708), (4935, 4340512), (4956, 4322120), (5016, 4270420), (5082, 4214960), (5170, 4143216), (5192, 4125660), (5264, 4069230), (5280, 4056899), (5320, 4026396), (5358, 3997840), (5546, 3862320), (5605, 3821664), (5640, 3797948), (5664, 3781855), (5687, 3766560), (5808, 3688090), (5852, 3660360), (6160, 3477342), (6195, 3457696), (6204, 3452680), (6251, 3426720), (6270, 3416336), (6384, 3355330), (6490, 3300528), (6580, 3255384), (6608, 3241590), (6688, 3202815), (6726, 3184720), (6776, 3161220), (6897, 3105760), (7080, 3025484), (7139, 3000480), (7144, 2998380), (7238, 2959440), (7260, 2950472), (7315, 2928288), (7392, 2897785), (7520, 2848461), (7755, 2762144), (7788, 2750440), (7847, 2729760), (7896, 2712820), (7980, 2684264), (8260, 2593272), (8272, 2589510), (8319, 2574880), (8360, 2562252), (8470, 2528976), (8778, 2440240), (8930, 2398704), (8968, 2388540), (9086, 2357520), (9120, 2348731), (9196, 2329320), (9240, 2318228), (9440, 2269113), (9680, 2212854), (9735, 2200352), (9823, 2180640), (9870, 2170256), (9912, 2161060), (10032, 2135210), (10164, 2107480), (10340, 2071608), (10384, 2062830), (10528, 2034615), (10640, 2013198), (10716, 1998920), (10857, 1972960), (11092, 1931160), (11210, 1910832), (11280, 1898974), (11374, 1883280), (11495, 1863456), (11616, 1844045), (11704, 1830180), (12320, 1738671), (12331, 1737120), (12390, 1728848), (12408, 1726340), (12502, 1713360), (12540, 1708168), (12705, 1685984), (12768, 1677665), (12980, 1650264), (13160, 1627692), (13216, 1620795), (13395, 1599136), (13452, 1592360), (13552, 1580610), (13629, 1571680), (13794, 1552880), (13865, 1544928), (14160, 1512742), (14278, 1500240), (14288, 1499190), (14476, 1479720), (14520, 1475236), (14630, 1464144), (15510, 1381072), (15576, 1375220), (15694, 1364880), (15792, 1356410), (15960, 1342132), (16093, 1331040), (16520, 1296636), (16544, 1294755), (16638, 1287440), (16720, 1281126), (16815, 1273888), (16940, 1264488), (17061, 1255520), (17556, 1220120), (17860, 1199352), (17936, 1194270), (18095, 1183776), (18172, 1178760), (18392, 1164660), (18480, 1159114), (18753, 1142240), (19360, 1106427), (19411, 1103520), (19470, 1100176), (19646, 1090320), (19740, 1085128), (19824, 1080530), (20064, 1067605), (20328, 1053740), (20680, 1035804), (20768, 1031415), (21280, 1006599), (21417, 1000160), (21432, 999460), (21714, 986480), (21945, 976096), (22184, 965580), (22420, 955416), (22560, 949487), (22715, 943008), (22748, 941640), (22990, 931728), (23408, 915090), (23541, 909920), (24662, 868560), (24780, 864424), (24816, 863170), (25004, 856680), (25080, 854084), (25410, 842992), (25960, 825132), (26320, 813846), (26790, 799568), (26904, 796180), (27104, 790305), (27258, 785840), (27588, 776440), (27730, 772464), (28320, 756371), (28435, 753312), (28556, 750120), (28576, 749595), (28952, 739860), (29040, 737618), (29260, 732072), (29469, 726880), (30503, 702240), (31020, 690536), (31152, 687610), (31255, 685344), (31388, 682440), (31584, 678205), (31920, 671066), (32186, 665520), (33040, 648318), (33276, 643720), (33440, 640563), (33630, 636944), (33880, 632244), (34122, 627760), (34485, 621152), (35112, 610060), (35695, 600096), (35720, 599676), (35872, 597135), (36190, 591888), (36344, 589380), (36784, 582330), (36960, 579557), (36993, 579040), (37506, 571120), (38822, 551760), (38940, 550088), (39235, 545952), (39292, 545160), (39480, 542564), (39648, 540265), (39809, 538080), (40656, 526870), (41360, 517902), (41595, 514976), (42834, 500080), (42864, 499730), (43428, 493240), (43890, 488048), (44368, 482790), (44840, 477708), (45430, 471504), (45496, 470820), (45980, 465864), (46816, 457545), (47082, 454960), (48279, 443680), (49115, 436128), (49324, 434280), (49560, 432212), (49632, 431585), (49973, 428640), (50008, 428340), (50160, 427042), (50820, 421496), (51920, 412566), (52640, 406923), (52687, 406560), (53580, 399784), (53808, 398090), (54285, 394592), (54516, 392920), (55176, 388220), (55460, 386232), (56870, 376656), (57112, 375060), (57904, 369930), (58080, 368809), (58233, 367840), (58520, 366036), (58938, 363440), (61006, 351120), (61655, 347424), (62040, 345268), (62304, 343805), (62510, 342672), (62776, 341220), (63840, 335533), (64372, 332760), (66080, 324159), (66552, 321860), (67260, 318472), (67760, 316122), (68145, 314336), (68244, 313880), (68761, 311520), (68970, 310576), (70224, 305030), (71390, 300048), (71440, 299838), (72380, 295944), (72688, 294690), (73568, 291165), (73986, 289520), (75012, 285560), (77644, 275880), (77880, 275044), (78470, 272976), (78584, 272580), (78960, 271282), (79618, 269040), (80465, 266208), (81312, 263435), (82720, 258951), (83190, 257488), (85305, 251104), (85668, 250040), (85728, 249865), (86317, 248160), (86856, 246620), (87780, 244024), (88736, 241395), (89680, 238854), (90860, 235752), (90992, 235410), (91509, 234080), (91960, 232932), (93765, 228448), (94164, 227480), (96558, 221840), (97055, 220704), (98230, 218064), (98648, 217140), (99120, 216106), (99946, 214320), (100016, 214170), (100320, 213521), (101640, 210748), (103840, 206283), (105374, 203280), (107085, 200032), (107160, 199892), (107616, 199045), (108053, 198240), (108570, 197296), (109032, 196460), (110352, 194110), (110920, 193116), (113740, 188328), (114224, 187530), (115808, 184965), (116466, 183920), (117040, 183018), (117705, 181984), (117876, 181720), (119427, 179360), (122012, 175560), (123310, 173712), (124080, 172634), (125020, 171336), (125552, 170610), (128744, 166380), (133104, 160930), (134520, 159236), (135520, 158061), (135641, 157920), (136290, 157168), (136488, 156940), (137522, 155760), (137940, 155288), (140448, 152515), (142780, 150024), (142880, 149919), (144760, 147972), (145376, 147345)]