20516643840

素因数分解:

$2^{10}\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:159

約数の個数: 1056

約数和(自身を含む): 87817282560

約数和(自身を除く): 67300638720

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, 48, 55, 56, 57, 60, 64, 66, 70, 76, 77, 80, 83, 84, 88, 95, 96, 105, 110, 112, 114, 120, 121, 128, 132, 133, 140, 152, 154, 160, 165, 166, 168, 176, 190, 192, 209, 210, 220, 224, 228, 231, 240, 242, 249, 256, 264, 266, 280, 285, 304, 308, 320, 330, 332, 336, 352, 363, 380, 384, 385, 399, 415, 418, 420, 440, 448, 456, 462, 480, 484, 498, 512, 528, 532, 560, 570, 581, 605, 608, 616, 627, 640, 660, 664, 665, 672, 704, 726, 760, 768, 770, 798, 830, 836, 840, 847, 880, 896, 912, 913, 924, 960, 968, 996, 1024, 1045, 1056, 1064, 1120, 1140, 1155, 1162, 1210, 1216, 1232, 1245, 1254, 1280, 1320, 1328, 1330, 1344, 1408, 1452, 1463, 1520, 1536, 1540, 1577, 1596, 1660, 1672, 1680, 1694, 1743, 1760, 1792, 1815, 1824, 1826, 1848, 1920, 1936, 1992, 1995, 2090, 2112, 2128, 2240, 2280, 2299, 2310, 2324, 2420, 2432, 2464, 2490, 2508, 2541, 2560, 2640, 2656, 2660, 2688, 2739, 2816, 2904, 2905, 2926, 3040, 3072, 3080, 3135, 3154, 3192, 3320, 3344, 3360, 3388, 3486, 3520, 3584, 3630, 3648, 3652, 3696, 3840, 3872, 3984, 3990, 4180, 4224, 4235, 4256, 4389, 4480, 4560, 4565, 4598, 4620, 4648, 4731, 4840, 4864, 4928, 4980, 5016, 5082, 5120, 5280, 5312, 5320, 5376, 5478, 5632, 5808, 5810, 5852, 6080, 6160, 6270, 6308, 6384, 6391, 6640, 6688, 6720, 6776, 6897, 6972, 7040, 7168, 7260, 7296, 7304, 7315, 7392, 7680, 7744, 7885, 7968, 7980, 8360, 8448, 8470, 8512, 8715, 8778, 8960, 9120, 9130, 9196, 9240, 9296, 9462, 9680, 9728, 9856, 9960, 10032, 10043, 10164, 10560, 10624, 10640, 10752, 10956, 11039, 11264, 11495, 11616, 11620, 11704, 12160, 12320, 12540, 12616, 12705, 12768, 12782, 13280, 13376, 13440, 13552, 13695, 13794, 13944, 14080, 14520, 14592, 14608, 14630, 14784, 15360, 15488, 15770, 15936, 15960, 16093, 16720, 16896, 16940, 17024, 17347, 17430, 17556, 17920, 18240, 18260, 18392, 18480, 18592, 18924, 19173, 19360, 19456, 19712, 19920, 20064, 20086, 20328, 21120, 21248, 21280, 21504, 21912, 21945, 22078, 22990, 23232, 23240, 23408, 23655, 24320, 24640, 25080, 25232, 25410, 25536, 25564, 26560, 26752, 26880, 27104, 27390, 27588, 27888, 28160, 29040, 29184, 29216, 29260, 29568, 30129, 30976, 31540, 31872, 31920, 31955, 32186, 33117, 33440, 33792, 33880, 34048, 34485, 34694, 34860, 35112, 35840, 36480, 36520, 36784, 36960, 37184, 37848, 38346, 38720, 39424, 39840, 40128, 40172, 40656, 42240, 42496, 42560, 43824, 43890, 44156, 45980, 46464, 46480, 46816, 47310, 48279, 48640, 49280, 50160, 50215, 50464, 50820, 51072, 51128, 52041, 53120, 53504, 53760, 54208, 54780, 55176, 55195, 55776, 56320, 58080, 58368, 58432, 58520, 59136, 60258, 61952, 63080, 63744, 63840, 63910, 64372, 66234, 66880, 67760, 68096, 68970, 69388, 69720, 70224, 70301, 72960, 73040, 73568, 73920, 74368, 75696, 76692, 77440, 78848, 79680, 80256, 80344, 80465, 81312, 84480, 84992, 85120, 86735, 87648, 87780, 88312, 91960, 92928, 92960, 93632, 94620, 95865, 96558, 97280, 98560, 100320, 100430, 100928, 101640, 102144, 102256, 104082, 106240, 107008, 107520, 108416, 109560, 110352, 110390, 111552, 116160, 116864, 117040, 118272, 120516, 121429, 123904, 126160, 127488, 127680, 127820, 128744, 132468, 133760, 135520, 136192, 137940, 138776, 139440, 140448, 140602, 145920, 146080, 147136, 147840, 148736, 150645, 151392, 153384, 154880, 159360, 160512, 160688, 160930, 162624, 165585, 168960, 170240, 173470, 175296, 175560, 176624, 183920, 185856, 185920, 187264, 189240, 190817, 191730, 193116, 197120, 200640, 200860, 201856, 203280, 204288, 204512, 208164, 210903, 212480, 214016, 216832, 219120, 220704, 220780, 223104, 232320, 233728, 234080, 236544, 241032, 241395, 242858, 252320, 254976, 255360, 255640, 257488, 260205, 264936, 267520, 271040, 275880, 277552, 278880, 280896, 281204, 291840, 292160, 294272, 295680, 297472, 301290, 302784, 306768, 309760, 318720, 321024, 321376, 321860, 325248, 331170, 340480, 346940, 350592, 351120, 351505, 353248, 364287, 367840, 371712, 371840, 374528, 378480, 381634, 383460, 386232, 394240, 401280, 401720, 403712, 406560, 408576, 409024, 416328, 421806, 424960, 433664, 438240, 441408, 441560, 446208, 464640, 467456, 468160, 482064, 482790, 485716, 504640, 510720, 511280, 514976, 520410, 529872, 535040, 542080, 551760, 555104, 557760, 561792, 562408, 572451, 584320, 588544, 591360, 594944, 602580, 605568, 607145, 613536, 619520, 637440, 642048, 642752, 643720, 650496, 662340, 680960, 693880, 701184, 702240, 703010, 706496, 728574, 735680, 743680, 749056, 756960, 763268, 766920, 772464, 802560, 803440, 807424, 813120, 818048, 832656, 843612, 867328, 876480, 882816, 883120, 892416, 929280, 934912, 936320, 954085, 964128, 965580, 971432, 1009280, 1021440, 1022560, 1029952, 1040820, 1054515, 1059744, 1070080, 1084160, 1103520, 1110208, 1115520, 1123584, 1124816, 1144902, 1168640, 1177088, 1182720, 1205160, 1211136, 1214290, 1227072, 1274880, 1285504, 1287440, 1300992, 1324680, 1335719, 1387760, 1402368, 1404480, 1406020, 1412992, 1457148, 1471360, 1487360, 1498112, 1513920, 1526536, 1533840, 1544928, 1605120, 1606880, 1614848, 1626240, 1636096, 1665312, 1687224, 1752960, 1765632, 1766240, 1784832, 1821435, 1858560, 1872640, 1908170, 1928256, 1931160, 1942864, 2018560, 2042880, 2045120, 2059904, 2081640, 2109030, 2119488, 2168320, 2207040, 2220416, 2231040, 2247168, 2249632, 2289804, 2337280, 2354176, 2410320, 2422272, 2428580, 2454144, 2571008, 2574880, 2601984, 2649360, 2671438, 2775520, 2804736, 2808960, 2812040, 2825984, 2862255, 2914296, 2942720, 2974720, 3027840, 3053072, 3067680, 3089856, 3210240, 3213760, 3252480, 3272192, 3330624, 3374448, 3505920, 3531264, 3532480, 3642870, 3745280, 3816340, 3856512, 3862320, 3885728, 4007157, 4037120, 4090240, 4119808, 4163280, 4218060, 4238976, 4336640, 4414080, 4440832, 4462080, 4494336, 4499264, 4579608, 4674560, 4820640, 4844544, 4857160, 4908288, 5142016, 5149760, 5298720, 5342876, 5551040, 5617920, 5624080, 5651968, 5724510, 5828592, 5885440, 6055680, 6106144, 6135360, 6179712, 6427520, 6504960, 6544384, 6661248, 6678595, 6748896, 7011840, 7062528, 7064960, 7285740, 7490560, 7632680, 7713024, 7724640, 7771456, 8014314, 8074240, 8180480, 8239616, 8326560, 8436120, 8477952, 8828160, 8881664, 8924160, 8998528, 9159216, 9641280, 9714320, 9816576, 10284032, 10299520, 10597440, 10685752, 11102080, 11235840, 11248160, 11303936, 11449020, 11657184, 11770880, 12111360, 12212288, 12270720, 12359424, 12855040, 13009920, 13322496, 13357190, 13497792, 14023680, 14129920, 14571480, 15265360, 15426048, 15449280, 15542912, 16028628, 16360960, 16479232, 16653120, 16872240, 16955904, 17656320, 17763328, 17997056, 18318432, 19282560, 19428640, 19633152, 20035785, 20599040, 21194880, 21371504, 22204160, 22471680, 22496320, 22898040, 23314368, 24222720, 24424576, 24541440, 24718848, 25710080, 26644992, 26714380, 26995584, 28259840, 29142960, 30530720, 30852096, 30898560, 31085824, 32057256, 32721920, 33306240, 33744480, 33911808, 35312640, 35994112, 36636864, 38565120, 38857280, 40071570, 41198080, 42389760, 42743008, 44408320, 44992640, 45796080, 46628736, 48849152, 49082880, 49437696, 51420160, 53289984, 53428760, 53991168, 56519680, 58285920, 61061440, 61797120, 62171648, 64114512, 66612480, 67488960, 71988224, 73273728, 77130240, 77714560, 80143140, 82396160, 84779520, 85486016, 88816640, 89985280, 91592160, 93257472, 97698304, 98165760, 106857520, 107982336, 116571840, 122122880, 123594240, 124343296, 128229024, 133224960, 134977920, 146547456, 154260480, 155429120, 160286280, 169559040, 170972032, 179970560, 183184320, 186514944, 195396608, 213715040, 215964672, 233143680, 244245760, 247188480, 256458048, 266449920, 269955840, 293094912, 310858240, 320572560, 341944064, 359941120, 366368640, 373029888, 427430080, 466287360, 488491520, 512916096, 539911680, 586189824, 621716480, 641145120, 683888128, 732737280, 854860160, 932574720, 976983040, 1025832192, 1079823360, 1282290240, 1367776256, 1465474560, 1709720320, 1865149440, 2051664384, 2564580480, 2930949120, 3419440640, 4103328768, 5129160960, 6838881280, 10258321920, 20516643840]

約数ペア:

[(1, 20516643840), (2, 10258321920), (3, 6838881280), (4, 5129160960), (5, 4103328768), (6, 3419440640), (7, 2930949120), (8, 2564580480), (10, 2051664384), (11, 1865149440), (12, 1709720320), (14, 1465474560), (15, 1367776256), (16, 1282290240), (19, 1079823360), (20, 1025832192), (21, 976983040), (22, 932574720), (24, 854860160), (28, 732737280), (30, 683888128), (32, 641145120), (33, 621716480), (35, 586189824), (38, 539911680), (40, 512916096), (42, 488491520), (44, 466287360), (48, 427430080), (55, 373029888), (56, 366368640), (57, 359941120), (60, 341944064), (64, 320572560), (66, 310858240), (70, 293094912), (76, 269955840), (77, 266449920), (80, 256458048), (83, 247188480), (84, 244245760), (88, 233143680), (95, 215964672), (96, 213715040), (105, 195396608), (110, 186514944), (112, 183184320), (114, 179970560), (120, 170972032), (121, 169559040), (128, 160286280), (132, 155429120), (133, 154260480), (140, 146547456), (152, 134977920), (154, 133224960), (160, 128229024), (165, 124343296), (166, 123594240), (168, 122122880), (176, 116571840), (190, 107982336), (192, 106857520), (209, 98165760), (210, 97698304), (220, 93257472), (224, 91592160), (228, 89985280), (231, 88816640), (240, 85486016), (242, 84779520), (249, 82396160), (256, 80143140), (264, 77714560), (266, 77130240), (280, 73273728), (285, 71988224), (304, 67488960), (308, 66612480), (320, 64114512), (330, 62171648), (332, 61797120), (336, 61061440), (352, 58285920), (363, 56519680), (380, 53991168), (384, 53428760), (385, 53289984), (399, 51420160), (415, 49437696), (418, 49082880), (420, 48849152), (440, 46628736), (448, 45796080), (456, 44992640), (462, 44408320), (480, 42743008), (484, 42389760), (498, 41198080), (512, 40071570), (528, 38857280), (532, 38565120), (560, 36636864), (570, 35994112), (581, 35312640), (605, 33911808), (608, 33744480), (616, 33306240), (627, 32721920), (640, 32057256), (660, 31085824), (664, 30898560), (665, 30852096), (672, 30530720), (704, 29142960), (726, 28259840), (760, 26995584), (768, 26714380), (770, 26644992), (798, 25710080), (830, 24718848), (836, 24541440), (840, 24424576), (847, 24222720), (880, 23314368), (896, 22898040), (912, 22496320), (913, 22471680), (924, 22204160), (960, 21371504), (968, 21194880), (996, 20599040), (1024, 20035785), (1045, 19633152), (1056, 19428640), (1064, 19282560), (1120, 18318432), (1140, 17997056), (1155, 17763328), (1162, 17656320), (1210, 16955904), (1216, 16872240), (1232, 16653120), (1245, 16479232), (1254, 16360960), (1280, 16028628), (1320, 15542912), (1328, 15449280), (1330, 15426048), (1344, 15265360), (1408, 14571480), (1452, 14129920), (1463, 14023680), (1520, 13497792), (1536, 13357190), (1540, 13322496), (1577, 13009920), (1596, 12855040), (1660, 12359424), (1672, 12270720), (1680, 12212288), (1694, 12111360), (1743, 11770880), (1760, 11657184), (1792, 11449020), (1815, 11303936), (1824, 11248160), (1826, 11235840), (1848, 11102080), (1920, 10685752), (1936, 10597440), (1992, 10299520), (1995, 10284032), (2090, 9816576), (2112, 9714320), (2128, 9641280), (2240, 9159216), (2280, 8998528), (2299, 8924160), (2310, 8881664), (2324, 8828160), (2420, 8477952), (2432, 8436120), (2464, 8326560), (2490, 8239616), (2508, 8180480), (2541, 8074240), (2560, 8014314), (2640, 7771456), (2656, 7724640), (2660, 7713024), (2688, 7632680), (2739, 7490560), (2816, 7285740), (2904, 7064960), (2905, 7062528), (2926, 7011840), (3040, 6748896), (3072, 6678595), (3080, 6661248), (3135, 6544384), (3154, 6504960), (3192, 6427520), (3320, 6179712), (3344, 6135360), (3360, 6106144), (3388, 6055680), (3486, 5885440), (3520, 5828592), (3584, 5724510), (3630, 5651968), (3648, 5624080), (3652, 5617920), (3696, 5551040), (3840, 5342876), (3872, 5298720), (3984, 5149760), (3990, 5142016), (4180, 4908288), (4224, 4857160), (4235, 4844544), (4256, 4820640), (4389, 4674560), (4480, 4579608), (4560, 4499264), (4565, 4494336), (4598, 4462080), (4620, 4440832), (4648, 4414080), (4731, 4336640), (4840, 4238976), (4864, 4218060), (4928, 4163280), (4980, 4119808), (5016, 4090240), (5082, 4037120), (5120, 4007157), (5280, 3885728), (5312, 3862320), (5320, 3856512), (5376, 3816340), (5478, 3745280), (5632, 3642870), (5808, 3532480), (5810, 3531264), (5852, 3505920), (6080, 3374448), (6160, 3330624), (6270, 3272192), (6308, 3252480), (6384, 3213760), (6391, 3210240), (6640, 3089856), (6688, 3067680), (6720, 3053072), (6776, 3027840), (6897, 2974720), (6972, 2942720), (7040, 2914296), (7168, 2862255), (7260, 2825984), (7296, 2812040), (7304, 2808960), (7315, 2804736), (7392, 2775520), (7680, 2671438), (7744, 2649360), (7885, 2601984), (7968, 2574880), (7980, 2571008), (8360, 2454144), (8448, 2428580), (8470, 2422272), (8512, 2410320), (8715, 2354176), (8778, 2337280), (8960, 2289804), (9120, 2249632), (9130, 2247168), (9196, 2231040), (9240, 2220416), (9296, 2207040), (9462, 2168320), (9680, 2119488), (9728, 2109030), (9856, 2081640), (9960, 2059904), (10032, 2045120), (10043, 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(19712, 1040820), (19920, 1029952), (20064, 1022560), (20086, 1021440), (20328, 1009280), (21120, 971432), (21248, 965580), (21280, 964128), (21504, 954085), (21912, 936320), (21945, 934912), (22078, 929280), (22990, 892416), (23232, 883120), (23240, 882816), (23408, 876480), (23655, 867328), (24320, 843612), (24640, 832656), (25080, 818048), (25232, 813120), (25410, 807424), (25536, 803440), (25564, 802560), (26560, 772464), (26752, 766920), (26880, 763268), (27104, 756960), (27390, 749056), (27588, 743680), (27888, 735680), (28160, 728574), (29040, 706496), (29184, 703010), (29216, 702240), (29260, 701184), (29568, 693880), (30129, 680960), (30976, 662340), (31540, 650496), (31872, 643720), (31920, 642752), (31955, 642048), (32186, 637440), (33117, 619520), (33440, 613536), (33792, 607145), (33880, 605568), (34048, 602580), (34485, 594944), (34694, 591360), (34860, 588544), (35112, 584320), (35840, 572451), (36480, 562408), (36520, 561792), (36784, 557760), (36960, 555104), (37184, 551760), (37848, 542080), (38346, 535040), (38720, 529872), (39424, 520410), (39840, 514976), (40128, 511280), (40172, 510720), (40656, 504640), (42240, 485716), (42496, 482790), (42560, 482064), (43824, 468160), (43890, 467456), (44156, 464640), (45980, 446208), (46464, 441560), (46480, 441408), (46816, 438240), (47310, 433664), (48279, 424960), (48640, 421806), (49280, 416328), (50160, 409024), (50215, 408576), (50464, 406560), (50820, 403712), (51072, 401720), (51128, 401280), (52041, 394240), (53120, 386232), (53504, 383460), (53760, 381634), (54208, 378480), (54780, 374528), (55176, 371840), (55195, 371712), (55776, 367840), (56320, 364287), (58080, 353248), (58368, 351505), (58432, 351120), (58520, 350592), (59136, 346940), (60258, 340480), (61952, 331170), (63080, 325248), (63744, 321860), (63840, 321376), (63910, 321024), (64372, 318720), (66234, 309760), (66880, 306768), (67760, 302784), (68096, 301290), (68970, 297472), (69388, 295680), (69720, 294272), (70224, 292160), (70301, 291840), (72960, 281204), (73040, 280896), (73568, 278880), (73920, 277552), (74368, 275880), (75696, 271040), (76692, 267520), (77440, 264936), (78848, 260205), (79680, 257488), (80256, 255640), (80344, 255360), (80465, 254976), (81312, 252320), (84480, 242858), (84992, 241395), (85120, 241032), (86735, 236544), (87648, 234080), (87780, 233728), (88312, 232320), (91960, 223104), (92928, 220780), (92960, 220704), (93632, 219120), (94620, 216832), (95865, 214016), (96558, 212480), (97280, 210903), (98560, 208164), (100320, 204512), (100430, 204288), (100928, 203280), (101640, 201856), (102144, 200860), (102256, 200640), (104082, 197120), (106240, 193116), (107008, 191730), (107520, 190817), (108416, 189240), (109560, 187264), (110352, 185920), (110390, 185856), (111552, 183920), (116160, 176624), (116864, 175560), (117040, 175296), (118272, 173470), (120516, 170240), (121429, 168960), (123904, 165585), (126160, 162624), (127488, 160930), (127680, 160688), (127820, 160512), (128744, 159360), (132468, 154880), (133760, 153384), (135520, 151392), (136192, 150645), (137940, 148736), (138776, 147840), (139440, 147136), (140448, 146080), (140602, 145920)]