20787671520

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{563}}^1$

素因数の和:645

約数の個数: 960

約数和(自身を含む): 94104654336

約数和(自身を除く): 73316982816

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 27, 28, 30, 32, 33, 35, 36, 37, 40, 42, 44, 45, 48, 54, 55, 56, 60, 63, 66, 70, 72, 74, 77, 80, 81, 84, 88, 90, 96, 99, 105, 108, 110, 111, 112, 120, 126, 132, 135, 140, 144, 148, 154, 160, 162, 165, 168, 176, 180, 185, 189, 198, 210, 216, 220, 222, 224, 231, 240, 252, 259, 264, 270, 280, 288, 296, 297, 308, 315, 324, 330, 333, 336, 352, 360, 370, 378, 385, 396, 405, 407, 420, 432, 440, 444, 462, 480, 495, 504, 518, 528, 540, 555, 560, 563, 567, 592, 594, 616, 630, 648, 660, 666, 672, 693, 720, 740, 756, 770, 777, 792, 810, 814, 840, 864, 880, 888, 891, 924, 945, 990, 999, 1008, 1036, 1056, 1080, 1110, 1120, 1126, 1134, 1155, 1184, 1188, 1221, 1232, 1260, 1295, 1296, 1320, 1332, 1386, 1440, 1480, 1485, 1512, 1540, 1554, 1584, 1620, 1628, 1665, 1680, 1689, 1760, 1776, 1782, 1848, 1890, 1980, 1998, 2016, 2035, 2072, 2079, 2160, 2220, 2252, 2268, 2310, 2331, 2376, 2442, 2464, 2520, 2590, 2592, 2640, 2664, 2772, 2815, 2835, 2849, 2960, 2970, 2997, 3024, 3080, 3108, 3168, 3240, 3256, 3330, 3360, 3378, 3465, 3552, 3564, 3663, 3696, 3780, 3885, 3941, 3960, 3996, 4070, 4144, 4158, 4320, 4440, 4455, 4504, 4536, 4620, 4662, 4752, 4884, 4995, 5040, 5067, 5180, 5280, 5328, 5544, 5630, 5670, 5698, 5920, 5940, 5994, 6048, 6105, 6160, 6193, 6216, 6237, 6480, 6512, 6660, 6756, 6930, 6993, 7128, 7326, 7392, 7560, 7770, 7882, 7920, 7992, 8140, 8288, 8316, 8445, 8547, 8880, 8910, 9008, 9072, 9240, 9324, 9504, 9768, 9990, 10080, 10134, 10360, 10395, 10656, 10989, 11088, 11260, 11340, 11396, 11655, 11823, 11880, 11988, 12210, 12320, 12386, 12432, 12474, 12960, 13024, 13320, 13512, 13860, 13986, 14245, 14256, 14652, 14985, 15120, 15201, 15540, 15764, 15840, 15984, 16280, 16632, 16890, 17094, 17760, 17820, 18016, 18144, 18315, 18480, 18579, 18648, 19536, 19705, 19980, 20268, 20720, 20790, 20831, 20979, 21978, 22176, 22520, 22680, 22792, 23310, 23646, 23760, 23976, 24420, 24772, 24864, 24948, 25335, 25641, 26640, 27024, 27720, 27972, 28490, 28512, 29304, 29970, 30240, 30402, 30965, 31080, 31185, 31528, 31968, 32560, 32967, 33264, 33780, 34188, 34965, 35469, 35640, 36630, 36960, 37158, 37296, 39072, 39410, 39960, 40536, 41440, 41580, 41662, 41958, 42735, 43351, 43956, 45040, 45360, 45584, 45603, 46620, 47292, 47520, 47952, 48840, 49544, 49896, 50670, 51282, 53280, 54048, 54945, 55440, 55737, 55944, 56980, 58608, 59115, 59940, 60804, 61930, 62160, 62370, 62493, 63056, 65120, 65934, 66528, 67560, 68376, 69930, 70938, 71280, 73260, 74316, 74592, 76005, 76923, 78820, 79920, 81072, 83160, 83324, 83916, 85470, 86702, 87912, 90080, 90720, 91168, 91206, 92895, 93240, 94584, 95904, 97680, 99088, 99792, 101340, 102564, 104155, 104895, 106407, 109890, 110880, 111474, 111888, 113960, 117216, 118230, 119880, 121608, 123860, 124320, 124740, 124986, 126112, 128205, 130053, 131868, 135120, 136752, 139860, 141876, 142560, 145817, 146520, 148632, 152010, 153846, 157640, 159840, 162144, 164835, 166320, 166648, 167211, 167832, 170940, 173404, 175824, 177345, 182412, 185790, 186480, 187479, 189168, 195360, 198176, 199584, 202680, 205128, 208310, 209790, 212814, 216755, 219780, 222948, 223776, 227920, 228015, 229141, 230769, 236460, 239760, 243216, 247720, 249480, 249972, 256410, 260106, 263736, 270240, 273504, 278685, 279720, 283752, 291634, 293040, 297264, 304020, 307692, 312465, 315280, 319221, 329670, 332640, 333296, 334422, 335664, 341880, 346808, 351648, 354690, 364824, 371580, 372960, 374958, 378336, 384615, 390159, 405360, 410256, 416620, 419580, 425628, 433510, 437451, 439560, 445896, 455840, 456030, 458282, 461538, 472920, 479520, 486432, 495440, 498960, 499944, 501633, 512820, 520212, 527472, 532035, 557370, 559440, 562437, 567504, 583268, 586080, 594528, 608040, 615384, 624930, 630560, 638442, 650265, 659340, 666592, 668844, 671328, 683760, 687423, 693616, 709380, 729085, 729648, 743160, 749916, 769230, 780318, 810720, 820512, 833240, 836055, 839160, 851256, 867020, 874902, 879120, 891792, 912060, 916564, 923076, 937395, 945840, 990880, 997920, 999888, 1003266, 1025640, 1040424, 1054944, 1064070, 1114740, 1118880, 1124874, 1135008, 1145705, 1153845, 1166536, 1170477, 1216080, 1230768, 1249860, 1276884, 1300530, 1312353, 1318680, 1337688, 1367520, 1374846, 1387232, 1418760, 1458170, 1459296, 1486320, 1499832, 1538460, 1560636, 1596105, 1603987, 1666480, 1672110, 1678320, 1687311, 1702512, 1734040, 1749804, 1758240, 1783584, 1824120, 1833128, 1846152, 1874790, 1891680, 1950795, 1999776, 2006532, 2051280, 2062269, 2080848, 2128140, 2187255, 2229480, 2249748, 2291410, 2307690, 2333072, 2340954, 2432160, 2461536, 2499720, 2508165, 2553768, 2601060, 2624706, 2637360, 2675376, 2749692, 2812185, 2837520, 2916340, 2972640, 2999664, 3076920, 3121272, 3192210, 3207974, 3332960, 3344220, 3356640, 3374622, 3405024, 3437115, 3468080, 3499608, 3511431, 3648240, 3666256, 3692304, 3749580, 3901590, 3937059, 4013064, 4102560, 4124538, 4161696, 4256280, 4374510, 4458960, 4499496, 4582820, 4615380, 4666144, 4681908, 4811961, 4999440, 5016330, 5107536, 5202120, 5249412, 5274720, 5350752, 5499384, 5624370, 5675040, 5832680, 5852385, 5999328, 6153840, 6186807, 6242544, 6384420, 6415948, 6561765, 6688440, 6749244, 6874230, 6936160, 6999216, 7022862, 7296480, 7332512, 7384608, 7499160, 7803180, 7874118, 8019935, 8026128, 8249076, 8436555, 8512560, 8749020, 8917920, 8998992, 9165640, 9230760, 9363816, 9623922, 9998880, 10032660, 10215072, 10311345, 10404240, 10498824, 10998768, 11248740, 11665360, 11704770, 11811177, 12307680, 12373614, 12485088, 12768840, 12831896, 13123530, 13376880, 13498488, 13748460, 13998432, 14045724, 14435883, 14998320, 15606360, 15748236, 16039870, 16052256, 16498152, 16873110, 17025120, 17498040, 17557155, 17997984, 18331280, 18461520, 18560421, 18727632, 19247844, 19685295, 20065320, 20622690, 20808480, 20997648, 21997536, 22497480, 23330720, 23409540, 23622354, 24059805, 24747228, 25537680, 25663792, 26247060, 26753760, 26996976, 27496920, 28091448, 28871766, 29996640, 30934035, 31212720, 31496472, 32079740, 32996304, 33746220, 34996080, 35114310, 36662560, 36923040, 37120842, 37455264, 38495688, 39370590, 40130640, 41245380, 41995296, 43307649, 44994960, 46819080, 47244708, 48119610, 49494456, 51075360, 51327584, 52494120, 53993952, 54993840, 56182896, 57743532, 59055885, 61868070, 62425440, 62992944, 64159480, 65992608, 67492440, 69992160, 70228620, 72179415, 74241684, 76991376, 78741180, 80261280, 82490760, 86615298, 89989920, 92802105, 93638160, 94489416, 96239220, 98988912, 104988240, 109987680, 112365792, 115487064, 118111770, 123736140, 125985888, 128318960, 129922947, 134984880, 140457240, 144358830, 148483368, 153982752, 157482360, 164981520, 173230596, 185604210, 187276320, 188978832, 192478440, 197977824, 209976480, 216538245, 230974128, 236223540, 247472280, 256637920, 259845894, 269969760, 280914480, 288717660, 296966736, 314964720, 329963040, 346461192, 371208420, 377957664, 384956880, 433076490, 461948256, 472447080, 494944560, 519691788, 561828960, 577435320, 593933472, 629929440, 649614735, 692922384, 742416840, 769913760, 866152980, 944894160, 989889120, 1039383576, 1154870640, 1299229470, 1385844768, 1484833680, 1732305960, 1889788320, 2078767152, 2309741280, 2598458940, 2969667360, 3464611920, 4157534304, 5196917880, 6929223840, 10393835760, 20787671520]

約数ペア:

[(1, 20787671520), (2, 10393835760), (3, 6929223840), (4, 5196917880), (5, 4157534304), (6, 3464611920), (7, 2969667360), (8, 2598458940), (9, 2309741280), (10, 2078767152), (11, 1889788320), (12, 1732305960), (14, 1484833680), (15, 1385844768), (16, 1299229470), (18, 1154870640), (20, 1039383576), (21, 989889120), (22, 944894160), (24, 866152980), (27, 769913760), (28, 742416840), (30, 692922384), (32, 649614735), (33, 629929440), (35, 593933472), (36, 577435320), (37, 561828960), (40, 519691788), (42, 494944560), (44, 472447080), (45, 461948256), (48, 433076490), (54, 384956880), (55, 377957664), (56, 371208420), (60, 346461192), (63, 329963040), (66, 314964720), (70, 296966736), (72, 288717660), (74, 280914480), (77, 269969760), (80, 259845894), (81, 256637920), (84, 247472280), (88, 236223540), (90, 230974128), (96, 216538245), (99, 209976480), (105, 197977824), (108, 192478440), (110, 188978832), (111, 187276320), (112, 185604210), (120, 173230596), (126, 164981520), (132, 157482360), (135, 153982752), (140, 148483368), (144, 144358830), (148, 140457240), (154, 134984880), (160, 129922947), (162, 128318960), (165, 125985888), (168, 123736140), (176, 118111770), (180, 115487064), (185, 112365792), (189, 109987680), (198, 104988240), (210, 98988912), (216, 96239220), (220, 94489416), (222, 93638160), (224, 92802105), (231, 89989920), (240, 86615298), (252, 82490760), (259, 80261280), (264, 78741180), (270, 76991376), (280, 74241684), (288, 72179415), (296, 70228620), (297, 69992160), (308, 67492440), (315, 65992608), (324, 64159480), (330, 62992944), (333, 62425440), (336, 61868070), (352, 59055885), (360, 57743532), (370, 56182896), (378, 54993840), (385, 53993952), (396, 52494120), (405, 51327584), (407, 51075360), (420, 49494456), (432, 48119610), (440, 47244708), (444, 46819080), (462, 44994960), (480, 43307649), (495, 41995296), (504, 41245380), (518, 40130640), (528, 39370590), (540, 38495688), (555, 37455264), (560, 37120842), (563, 36923040), (567, 36662560), (592, 35114310), (594, 34996080), (616, 33746220), (630, 32996304), (648, 32079740), (660, 31496472), (666, 31212720), (672, 30934035), (693, 29996640), (720, 28871766), (740, 28091448), (756, 27496920), (770, 26996976), (777, 26753760), (792, 26247060), (810, 25663792), (814, 25537680), (840, 24747228), (864, 24059805), (880, 23622354), (888, 23409540), (891, 23330720), (924, 22497480), (945, 21997536), (990, 20997648), (999, 20808480), (1008, 20622690), (1036, 20065320), (1056, 19685295), (1080, 19247844), (1110, 18727632), (1120, 18560421), (1126, 18461520), (1134, 18331280), (1155, 17997984), (1184, 17557155), (1188, 17498040), (1221, 17025120), (1232, 16873110), (1260, 16498152), (1295, 16052256), (1296, 16039870), (1320, 15748236), (1332, 15606360), (1386, 14998320), (1440, 14435883), (1480, 14045724), (1485, 13998432), (1512, 13748460), (1540, 13498488), (1554, 13376880), (1584, 13123530), (1620, 12831896), (1628, 12768840), (1665, 12485088), (1680, 12373614), (1689, 12307680), (1760, 11811177), (1776, 11704770), (1782, 11665360), (1848, 11248740), (1890, 10998768), (1980, 10498824), (1998, 10404240), (2016, 10311345), (2035, 10215072), (2072, 10032660), (2079, 9998880), (2160, 9623922), (2220, 9363816), (2252, 9230760), (2268, 9165640), (2310, 8998992), (2331, 8917920), (2376, 8749020), (2442, 8512560), (2464, 8436555), (2520, 8249076), (2590, 8026128), (2592, 8019935), (2640, 7874118), (2664, 7803180), (2772, 7499160), (2815, 7384608), (2835, 7332512), (2849, 7296480), (2960, 7022862), (2970, 6999216), (2997, 6936160), (3024, 6874230), (3080, 6749244), (3108, 6688440), (3168, 6561765), (3240, 6415948), (3256, 6384420), (3330, 6242544), (3360, 6186807), (3378, 6153840), (3465, 5999328), (3552, 5852385), (3564, 5832680), (3663, 5675040), (3696, 5624370), (3780, 5499384), (3885, 5350752), (3941, 5274720), (3960, 5249412), (3996, 5202120), (4070, 5107536), (4144, 5016330), (4158, 4999440), (4320, 4811961), (4440, 4681908), (4455, 4666144), (4504, 4615380), (4536, 4582820), (4620, 4499496), (4662, 4458960), (4752, 4374510), (4884, 4256280), (4995, 4161696), (5040, 4124538), (5067, 4102560), (5180, 4013064), (5280, 3937059), (5328, 3901590), (5544, 3749580), (5630, 3692304), (5670, 3666256), (5698, 3648240), (5920, 3511431), (5940, 3499608), (5994, 3468080), (6048, 3437115), (6105, 3405024), (6160, 3374622), (6193, 3356640), (6216, 3344220), (6237, 3332960), (6480, 3207974), (6512, 3192210), (6660, 3121272), (6756, 3076920), (6930, 2999664), (6993, 2972640), (7128, 2916340), (7326, 2837520), (7392, 2812185), (7560, 2749692), (7770, 2675376), (7882, 2637360), (7920, 2624706), (7992, 2601060), (8140, 2553768), (8288, 2508165), (8316, 2499720), (8445, 2461536), (8547, 2432160), (8880, 2340954), (8910, 2333072), (9008, 2307690), (9072, 2291410), (9240, 2249748), (9324, 2229480), (9504, 2187255), (9768, 2128140), (9990, 2080848), (10080, 2062269), (10134, 2051280), (10360, 2006532), (10395, 1999776), (10656, 1950795), (10989, 1891680), (11088, 1874790), (11260, 1846152), (11340, 1833128), (11396, 1824120), (11655, 1783584), (11823, 1758240), (11880, 1749804), (11988, 1734040), (12210, 1702512), (12320, 1687311), (12386, 1678320), (12432, 1672110), (12474, 1666480), (12960, 1603987), (13024, 1596105), (13320, 1560636), (13512, 1538460), (13860, 1499832), (13986, 1486320), (14245, 1459296), (14256, 1458170), (14652, 1418760), (14985, 1387232), (15120, 1374846), (15201, 1367520), (15540, 1337688), (15764, 1318680), (15840, 1312353), (15984, 1300530), (16280, 1276884), (16632, 1249860), (16890, 1230768), (17094, 1216080), (17760, 1170477), (17820, 1166536), (18016, 1153845), (18144, 1145705), (18315, 1135008), (18480, 1124874), (18579, 1118880), (18648, 1114740), (19536, 1064070), (19705, 1054944), (19980, 1040424), (20268, 1025640), (20720, 1003266), (20790, 999888), (20831, 997920), (20979, 990880), (21978, 945840), (22176, 937395), (22520, 923076), (22680, 916564), (22792, 912060), (23310, 891792), (23646, 879120), (23760, 874902), (23976, 867020), (24420, 851256), (24772, 839160), (24864, 836055), (24948, 833240), (25335, 820512), (25641, 810720), (26640, 780318), (27024, 769230), (27720, 749916), (27972, 743160), (28490, 729648), (28512, 729085), (29304, 709380), (29970, 693616), (30240, 687423), (30402, 683760), (30965, 671328), (31080, 668844), (31185, 666592), (31528, 659340), (31968, 650265), (32560, 638442), (32967, 630560), (33264, 624930), (33780, 615384), (34188, 608040), (34965, 594528), (35469, 586080), (35640, 583268), (36630, 567504), (36960, 562437), (37158, 559440), (37296, 557370), (39072, 532035), (39410, 527472), (39960, 520212), (40536, 512820), (41440, 501633), (41580, 499944), (41662, 498960), (41958, 495440), (42735, 486432), (43351, 479520), (43956, 472920), (45040, 461538), (45360, 458282), (45584, 456030), (45603, 455840), (46620, 445896), (47292, 439560), (47520, 437451), (47952, 433510), (48840, 425628), (49544, 419580), (49896, 416620), (50670, 410256), (51282, 405360), (53280, 390159), (54048, 384615), (54945, 378336), (55440, 374958), (55737, 372960), (55944, 371580), (56980, 364824), (58608, 354690), (59115, 351648), (59940, 346808), (60804, 341880), (61930, 335664), (62160, 334422), (62370, 333296), (62493, 332640), (63056, 329670), (65120, 319221), (65934, 315280), (66528, 312465), (67560, 307692), (68376, 304020), (69930, 297264), (70938, 293040), (71280, 291634), (73260, 283752), (74316, 279720), (74592, 278685), (76005, 273504), (76923, 270240), (78820, 263736), (79920, 260106), (81072, 256410), (83160, 249972), (83324, 249480), (83916, 247720), (85470, 243216), (86702, 239760), (87912, 236460), (90080, 230769), (90720, 229141), (91168, 228015), (91206, 227920), (92895, 223776), (93240, 222948), (94584, 219780), (95904, 216755), (97680, 212814), (99088, 209790), (99792, 208310), (101340, 205128), (102564, 202680), (104155, 199584), (104895, 198176), (106407, 195360), (109890, 189168), (110880, 187479), (111474, 186480), (111888, 185790), (113960, 182412), (117216, 177345), (118230, 175824), (119880, 173404), (121608, 170940), (123860, 167832), (124320, 167211), (124740, 166648), (124986, 166320), (126112, 164835), (128205, 162144), (130053, 159840), (131868, 157640), (135120, 153846), (136752, 152010), (139860, 148632), (141876, 146520), (142560, 145817)]