20396113920

素因数分解:

$2^{18}\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:86

約数の個数: 912

約数和(自身を含む): 91603424640

約数和(自身を除く): 71207310720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 19, 20, 21, 24, 26, 28, 30, 32, 35, 36, 38, 39, 40, 42, 45, 48, 52, 56, 57, 60, 63, 64, 65, 70, 72, 76, 78, 80, 84, 90, 91, 95, 96, 104, 105, 112, 114, 117, 120, 126, 128, 130, 133, 140, 144, 152, 156, 160, 168, 171, 180, 182, 190, 192, 195, 208, 210, 224, 228, 234, 240, 247, 252, 256, 260, 266, 273, 280, 285, 288, 304, 312, 315, 320, 336, 342, 360, 364, 380, 384, 390, 399, 416, 420, 448, 455, 456, 468, 480, 494, 504, 512, 520, 532, 546, 560, 570, 576, 585, 608, 624, 630, 640, 665, 672, 684, 720, 728, 741, 760, 768, 780, 798, 819, 832, 840, 855, 896, 910, 912, 936, 960, 988, 1008, 1024, 1040, 1064, 1092, 1120, 1140, 1152, 1170, 1197, 1216, 1235, 1248, 1260, 1280, 1330, 1344, 1365, 1368, 1440, 1456, 1482, 1520, 1536, 1560, 1596, 1638, 1664, 1680, 1710, 1729, 1792, 1820, 1824, 1872, 1920, 1976, 1995, 2016, 2048, 2080, 2128, 2184, 2223, 2240, 2280, 2304, 2340, 2394, 2432, 2470, 2496, 2520, 2560, 2660, 2688, 2730, 2736, 2880, 2912, 2964, 3040, 3072, 3120, 3192, 3276, 3328, 3360, 3420, 3458, 3584, 3640, 3648, 3705, 3744, 3840, 3952, 3990, 4032, 4095, 4096, 4160, 4256, 4368, 4446, 4480, 4560, 4608, 4680, 4788, 4864, 4940, 4992, 5040, 5120, 5187, 5320, 5376, 5460, 5472, 5760, 5824, 5928, 5985, 6080, 6144, 6240, 6384, 6552, 6656, 6720, 6840, 6916, 7168, 7280, 7296, 7410, 7488, 7680, 7904, 7980, 8064, 8190, 8192, 8320, 8512, 8645, 8736, 8892, 8960, 9120, 9216, 9360, 9576, 9728, 9880, 9984, 10080, 10240, 10374, 10640, 10752, 10920, 10944, 11115, 11520, 11648, 11856, 11970, 12160, 12288, 12480, 12768, 13104, 13312, 13440, 13680, 13832, 14336, 14560, 14592, 14820, 14976, 15360, 15561, 15808, 15960, 16128, 16380, 16384, 16640, 17024, 17290, 17472, 17784, 17920, 18240, 18432, 18720, 19152, 19456, 19760, 19968, 20160, 20480, 20748, 21280, 21504, 21840, 21888, 22230, 23040, 23296, 23712, 23940, 24320, 24576, 24960, 25536, 25935, 26208, 26624, 26880, 27360, 27664, 28672, 29120, 29184, 29640, 29952, 30720, 31122, 31616, 31920, 32256, 32760, 32768, 33280, 34048, 34580, 34944, 35568, 35840, 36480, 36864, 37440, 38304, 38912, 39520, 39936, 40320, 40960, 41496, 42560, 43008, 43680, 43776, 44460, 46080, 46592, 47424, 47880, 48640, 49152, 49920, 51072, 51870, 52416, 53248, 53760, 54720, 55328, 57344, 58240, 58368, 59280, 59904, 61440, 62244, 63232, 63840, 64512, 65520, 65536, 66560, 68096, 69160, 69888, 71136, 71680, 72960, 73728, 74880, 76608, 77805, 77824, 79040, 79872, 80640, 81920, 82992, 85120, 86016, 87360, 87552, 88920, 92160, 93184, 94848, 95760, 97280, 98304, 99840, 102144, 103740, 104832, 106496, 107520, 109440, 110656, 114688, 116480, 116736, 118560, 119808, 122880, 124488, 126464, 127680, 129024, 131040, 131072, 133120, 136192, 138320, 139776, 142272, 143360, 145920, 147456, 149760, 153216, 155610, 155648, 158080, 159744, 161280, 163840, 165984, 170240, 172032, 174720, 175104, 177840, 184320, 186368, 189696, 191520, 194560, 196608, 199680, 204288, 207480, 209664, 212992, 215040, 218880, 221312, 229376, 232960, 233472, 237120, 239616, 245760, 248976, 252928, 255360, 258048, 262080, 262144, 266240, 272384, 276640, 279552, 284544, 286720, 291840, 294912, 299520, 306432, 311220, 311296, 316160, 319488, 322560, 327680, 331968, 340480, 344064, 349440, 350208, 355680, 368640, 372736, 379392, 383040, 389120, 393216, 399360, 408576, 414960, 419328, 425984, 430080, 437760, 442624, 458752, 465920, 466944, 474240, 479232, 491520, 497952, 505856, 510720, 516096, 524160, 532480, 544768, 553280, 559104, 569088, 573440, 583680, 589824, 599040, 612864, 622440, 622592, 632320, 638976, 645120, 655360, 663936, 680960, 688128, 698880, 700416, 711360, 737280, 745472, 758784, 766080, 778240, 786432, 798720, 817152, 829920, 838656, 851968, 860160, 875520, 885248, 917504, 931840, 933888, 948480, 958464, 983040, 995904, 1011712, 1021440, 1032192, 1048320, 1064960, 1089536, 1106560, 1118208, 1138176, 1146880, 1167360, 1179648, 1198080, 1225728, 1244880, 1245184, 1264640, 1277952, 1290240, 1310720, 1327872, 1361920, 1376256, 1397760, 1400832, 1422720, 1474560, 1490944, 1517568, 1532160, 1556480, 1597440, 1634304, 1659840, 1677312, 1703936, 1720320, 1751040, 1770496, 1835008, 1863680, 1867776, 1896960, 1916928, 1966080, 1991808, 2023424, 2042880, 2064384, 2096640, 2129920, 2179072, 2213120, 2236416, 2276352, 2293760, 2334720, 2359296, 2396160, 2451456, 2489760, 2490368, 2529280, 2555904, 2580480, 2655744, 2723840, 2752512, 2795520, 2801664, 2845440, 2949120, 2981888, 3035136, 3064320, 3112960, 3194880, 3268608, 3319680, 3354624, 3407872, 3440640, 3502080, 3540992, 3727360, 3735552, 3793920, 3833856, 3932160, 3983616, 4046848, 4085760, 4128768, 4193280, 4259840, 4358144, 4426240, 4472832, 4552704, 4587520, 4669440, 4792320, 4902912, 4979520, 4980736, 5058560, 5111808, 5160960, 5311488, 5447680, 5505024, 5591040, 5603328, 5690880, 5898240, 5963776, 6070272, 6128640, 6225920, 6389760, 6537216, 6639360, 6709248, 6881280, 7004160, 7081984, 7454720, 7471104, 7587840, 7667712, 7967232, 8093696, 8171520, 8257536, 8386560, 8519680, 8716288, 8852480, 8945664, 9105408, 9175040, 9338880, 9584640, 9805824, 9959040, 10117120, 10223616, 10321920, 10622976, 10895360, 11182080, 11206656, 11381760, 11796480, 11927552, 12140544, 12257280, 12451840, 12779520, 13074432, 13278720, 13418496, 13762560, 14008320, 14163968, 14909440, 14942208, 15175680, 15335424, 15934464, 16187392, 16343040, 16515072, 16773120, 17039360, 17432576, 17704960, 17891328, 18210816, 18677760, 19169280, 19611648, 19918080, 20234240, 20643840, 21245952, 21790720, 22364160, 22413312, 22763520, 23855104, 24281088, 24514560, 24903680, 25559040, 26148864, 26557440, 26836992, 27525120, 28016640, 28327936, 29818880, 30351360, 30670848, 31868928, 32374784, 32686080, 33546240, 34865152, 35409920, 35782656, 36421632, 37355520, 38338560, 39223296, 39836160, 40468480, 41287680, 42491904, 43581440, 44728320, 44826624, 45527040, 48562176, 49029120, 51118080, 52297728, 53114880, 53673984, 56033280, 56655872, 59637760, 60702720, 63737856, 64749568, 65372160, 67092480, 70819840, 71565312, 72843264, 74711040, 76677120, 78446592, 79672320, 80936960, 82575360, 84983808, 87162880, 89456640, 91054080, 97124352, 98058240, 104595456, 106229760, 107347968, 112066560, 113311744, 119275520, 121405440, 127475712, 130744320, 134184960, 141639680, 145686528, 153354240, 156893184, 159344640, 161873920, 169967616, 174325760, 178913280, 182108160, 194248704, 196116480, 212459520, 214695936, 224133120, 226623488, 242810880, 254951424, 261488640, 268369920, 283279360, 291373056, 313786368, 318689280, 323747840, 339935232, 357826560, 364216320, 392232960, 424919040, 453246976, 485621760, 509902848, 522977280, 536739840, 566558720, 582746112, 637378560, 679870464, 728432640, 784465920, 849838080, 971243520, 1019805696, 1073479680, 1133117440, 1274757120, 1359740928, 1456865280, 1568931840, 1699676160, 2039611392, 2266234880, 2549514240, 2913730560, 3399352320, 4079222784, 5099028480, 6798704640, 10198056960, 20396113920]

約数ペア:

[(1, 20396113920), (2, 10198056960), (3, 6798704640), (4, 5099028480), (5, 4079222784), (6, 3399352320), (7, 2913730560), (8, 2549514240), (9, 2266234880), (10, 2039611392), (12, 1699676160), (13, 1568931840), (14, 1456865280), (15, 1359740928), (16, 1274757120), (18, 1133117440), (19, 1073479680), (20, 1019805696), (21, 971243520), (24, 849838080), (26, 784465920), (28, 728432640), (30, 679870464), (32, 637378560), (35, 582746112), (36, 566558720), (38, 536739840), (39, 522977280), (40, 509902848), (42, 485621760), (45, 453246976), (48, 424919040), (52, 392232960), (56, 364216320), (57, 357826560), (60, 339935232), (63, 323747840), (64, 318689280), (65, 313786368), (70, 291373056), (72, 283279360), (76, 268369920), (78, 261488640), (80, 254951424), (84, 242810880), (90, 226623488), (91, 224133120), (95, 214695936), (96, 212459520), (104, 196116480), (105, 194248704), (112, 182108160), (114, 178913280), (117, 174325760), (120, 169967616), (126, 161873920), (128, 159344640), (130, 156893184), (133, 153354240), (140, 145686528), (144, 141639680), (152, 134184960), (156, 130744320), (160, 127475712), (168, 121405440), (171, 119275520), (180, 113311744), (182, 112066560), (190, 107347968), (192, 106229760), (195, 104595456), (208, 98058240), (210, 97124352), (224, 91054080), (228, 89456640), (234, 87162880), (240, 84983808), (247, 82575360), (252, 80936960), (256, 79672320), (260, 78446592), (266, 76677120), (273, 74711040), (280, 72843264), (285, 71565312), (288, 70819840), (304, 67092480), (312, 65372160), (315, 64749568), (320, 63737856), (336, 60702720), (342, 59637760), (360, 56655872), (364, 56033280), (380, 53673984), (384, 53114880), (390, 52297728), (399, 51118080), (416, 49029120), (420, 48562176), (448, 45527040), (455, 44826624), (456, 44728320), (468, 43581440), (480, 42491904), (494, 41287680), (504, 40468480), (512, 39836160), (520, 39223296), (532, 38338560), (546, 37355520), (560, 36421632), (570, 35782656), (576, 35409920), (585, 34865152), (608, 33546240), (624, 32686080), (630, 32374784), (640, 31868928), (665, 30670848), (672, 30351360), (684, 29818880), (720, 28327936), (728, 28016640), (741, 27525120), (760, 26836992), (768, 26557440), (780, 26148864), (798, 25559040), (819, 24903680), (832, 24514560), (840, 24281088), (855, 23855104), (896, 22763520), (910, 22413312), (912, 22364160), (936, 21790720), (960, 21245952), (988, 20643840), (1008, 20234240), (1024, 19918080), (1040, 19611648), (1064, 19169280), (1092, 18677760), (1120, 18210816), (1140, 17891328), (1152, 17704960), (1170, 17432576), (1197, 17039360), (1216, 16773120), (1235, 16515072), (1248, 16343040), (1260, 16187392), (1280, 15934464), (1330, 15335424), (1344, 15175680), (1365, 14942208), (1368, 14909440), (1440, 14163968), (1456, 14008320), (1482, 13762560), (1520, 13418496), (1536, 13278720), (1560, 13074432), (1596, 12779520), (1638, 12451840), (1664, 12257280), (1680, 12140544), (1710, 11927552), (1729, 11796480), (1792, 11381760), (1820, 11206656), (1824, 11182080), (1872, 10895360), (1920, 10622976), (1976, 10321920), (1995, 10223616), (2016, 10117120), (2048, 9959040), (2080, 9805824), (2128, 9584640), (2184, 9338880), (2223, 9175040), (2240, 9105408), (2280, 8945664), (2304, 8852480), (2340, 8716288), (2394, 8519680), (2432, 8386560), (2470, 8257536), (2496, 8171520), (2520, 8093696), (2560, 7967232), (2660, 7667712), (2688, 7587840), (2730, 7471104), (2736, 7454720), (2880, 7081984), (2912, 7004160), (2964, 6881280), (3040, 6709248), (3072, 6639360), (3120, 6537216), (3192, 6389760), (3276, 6225920), (3328, 6128640), (3360, 6070272), (3420, 5963776), (3458, 5898240), (3584, 5690880), (3640, 5603328), (3648, 5591040), (3705, 5505024), (3744, 5447680), (3840, 5311488), (3952, 5160960), (3990, 5111808), (4032, 5058560), (4095, 4980736), (4096, 4979520), (4160, 4902912), (4256, 4792320), (4368, 4669440), (4446, 4587520), (4480, 4552704), (4560, 4472832), (4608, 4426240), (4680, 4358144), (4788, 4259840), (4864, 4193280), (4940, 4128768), (4992, 4085760), (5040, 4046848), (5120, 3983616), (5187, 3932160), (5320, 3833856), (5376, 3793920), (5460, 3735552), (5472, 3727360), (5760, 3540992), (5824, 3502080), (5928, 3440640), (5985, 3407872), (6080, 3354624), (6144, 3319680), (6240, 3268608), (6384, 3194880), (6552, 3112960), (6656, 3064320), (6720, 3035136), (6840, 2981888), (6916, 2949120), (7168, 2845440), (7280, 2801664), (7296, 2795520), (7410, 2752512), (7488, 2723840), (7680, 2655744), (7904, 2580480), (7980, 2555904), (8064, 2529280), (8190, 2490368), (8192, 2489760), (8320, 2451456), (8512, 2396160), (8645, 2359296), (8736, 2334720), (8892, 2293760), (8960, 2276352), (9120, 2236416), (9216, 2213120), (9360, 2179072), (9576, 2129920), (9728, 2096640), (9880, 2064384), (9984, 2042880), (10080, 2023424), (10240, 1991808), (10374, 1966080), (10640, 1916928), (10752, 1896960), (10920, 1867776), (10944, 1863680), (11115, 1835008), (11520, 1770496), (11648, 1751040), (11856, 1720320), (11970, 1703936), (12160, 1677312), (12288, 1659840), (12480, 1634304), (12768, 1597440), (13104, 1556480), (13312, 1532160), (13440, 1517568), (13680, 1490944), (13832, 1474560), (14336, 1422720), (14560, 1400832), (14592, 1397760), (14820, 1376256), (14976, 1361920), (15360, 1327872), (15561, 1310720), (15808, 1290240), (15960, 1277952), (16128, 1264640), (16380, 1245184), (16384, 1244880), (16640, 1225728), (17024, 1198080), (17290, 1179648), (17472, 1167360), (17784, 1146880), (17920, 1138176), (18240, 1118208), (18432, 1106560), (18720, 1089536), (19152, 1064960), (19456, 1048320), (19760, 1032192), (19968, 1021440), (20160, 1011712), (20480, 995904), (20748, 983040), (21280, 958464), (21504, 948480), (21840, 933888), (21888, 931840), (22230, 917504), (23040, 885248), (23296, 875520), (23712, 860160), (23940, 851968), (24320, 838656), (24576, 829920), (24960, 817152), (25536, 798720), (25935, 786432), (26208, 778240), (26624, 766080), (26880, 758784), (27360, 745472), (27664, 737280), (28672, 711360), (29120, 700416), (29184, 698880), (29640, 688128), (29952, 680960), (30720, 663936), (31122, 655360), (31616, 645120), (31920, 638976), (32256, 632320), (32760, 622592), (32768, 622440), (33280, 612864), (34048, 599040), (34580, 589824), (34944, 583680), (35568, 573440), (35840, 569088), (36480, 559104), (36864, 553280), (37440, 544768), (38304, 532480), (38912, 524160), (39520, 516096), (39936, 510720), (40320, 505856), (40960, 497952), (41496, 491520), (42560, 479232), (43008, 474240), (43680, 466944), (43776, 465920), (44460, 458752), (46080, 442624), (46592, 437760), (47424, 430080), (47880, 425984), (48640, 419328), (49152, 414960), (49920, 408576), (51072, 399360), (51870, 393216), (52416, 389120), (53248, 383040), (53760, 379392), (54720, 372736), (55328, 368640), (57344, 355680), (58240, 350208), (58368, 349440), (59280, 344064), (59904, 340480), (61440, 331968), (62244, 327680), (63232, 322560), (63840, 319488), (64512, 316160), (65520, 311296), (65536, 311220), (66560, 306432), (68096, 299520), (69160, 294912), (69888, 291840), (71136, 286720), (71680, 284544), (72960, 279552), (73728, 276640), (74880, 272384), (76608, 266240), (77805, 262144), (77824, 262080), (79040, 258048), (79872, 255360), (80640, 252928), (81920, 248976), (82992, 245760), (85120, 239616), (86016, 237120), (87360, 233472), (87552, 232960), (88920, 229376), (92160, 221312), (93184, 218880), (94848, 215040), (95760, 212992), (97280, 209664), (98304, 207480), (99840, 204288), (102144, 199680), (103740, 196608), (104832, 194560), (106496, 191520), (107520, 189696), (109440, 186368), (110656, 184320), (114688, 177840), (116480, 175104), (116736, 174720), (118560, 172032), (119808, 170240), (122880, 165984), (124488, 163840), (126464, 161280), (127680, 159744), (129024, 158080), (131040, 155648), (131072, 155610), (133120, 153216), (136192, 149760), (138320, 147456), (139776, 145920), (142272, 143360)]