20997103680

素因数分解:

$2^6\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:288

約数の個数: 1008

約数和(自身を含む): 91065461760

約数和(自身を除く): 70068358080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 32, 35, 36, 38, 40, 41, 42, 45, 48, 49, 56, 57, 60, 63, 64, 70, 72, 76, 80, 82, 84, 90, 95, 96, 98, 105, 112, 114, 120, 123, 126, 133, 140, 144, 147, 152, 160, 164, 168, 171, 180, 190, 191, 192, 196, 205, 210, 224, 228, 240, 245, 246, 252, 266, 280, 285, 287, 288, 294, 304, 315, 320, 328, 336, 342, 360, 369, 380, 382, 392, 399, 410, 420, 441, 448, 456, 480, 490, 492, 504, 532, 560, 570, 573, 574, 576, 588, 608, 615, 630, 656, 665, 672, 684, 720, 735, 738, 760, 764, 779, 784, 798, 820, 840, 855, 861, 882, 912, 931, 955, 960, 980, 984, 1008, 1064, 1120, 1140, 1146, 1148, 1176, 1197, 1216, 1230, 1260, 1312, 1330, 1337, 1344, 1368, 1435, 1440, 1470, 1476, 1520, 1528, 1558, 1568, 1596, 1640, 1680, 1710, 1719, 1722, 1764, 1824, 1845, 1862, 1910, 1960, 1968, 1995, 2009, 2016, 2128, 2205, 2240, 2280, 2292, 2296, 2337, 2352, 2394, 2460, 2520, 2583, 2624, 2660, 2674, 2736, 2793, 2865, 2870, 2880, 2940, 2952, 3040, 3056, 3116, 3136, 3192, 3280, 3360, 3420, 3438, 3444, 3528, 3629, 3648, 3690, 3724, 3820, 3895, 3920, 3936, 3990, 4011, 4018, 4032, 4256, 4305, 4410, 4560, 4584, 4592, 4655, 4674, 4704, 4788, 4920, 5040, 5166, 5320, 5348, 5453, 5472, 5586, 5730, 5740, 5880, 5904, 5985, 6027, 6080, 6112, 6232, 6384, 6560, 6685, 6720, 6840, 6876, 6888, 7011, 7056, 7258, 7380, 7448, 7640, 7790, 7831, 7840, 7872, 7980, 8022, 8036, 8379, 8512, 8595, 8610, 8820, 9120, 9168, 9184, 9310, 9348, 9359, 9408, 9576, 9840, 10045, 10080, 10332, 10640, 10696, 10887, 10906, 10944, 11172, 11460, 11480, 11685, 11760, 11808, 11970, 12033, 12054, 12224, 12464, 12768, 12915, 13120, 13370, 13680, 13752, 13776, 13965, 14022, 14112, 14516, 14760, 14896, 15280, 15580, 15662, 15680, 15960, 16044, 16072, 16359, 16758, 17190, 17220, 17640, 18081, 18145, 18240, 18336, 18368, 18620, 18696, 18718, 19152, 19680, 20055, 20090, 20160, 20664, 21280, 21392, 21774, 21812, 22344, 22920, 22960, 23370, 23493, 23520, 23616, 23940, 24066, 24108, 24928, 25403, 25536, 25830, 26740, 27265, 27360, 27504, 27552, 27930, 28044, 28077, 28224, 29032, 29520, 29792, 30135, 30560, 31160, 31324, 31920, 32088, 32144, 32661, 32718, 33516, 34380, 34440, 35055, 35280, 36162, 36290, 36672, 37240, 37392, 37436, 38171, 38304, 39155, 39360, 40110, 40180, 41328, 41895, 42560, 42784, 43548, 43624, 44688, 45840, 45920, 46740, 46795, 46986, 47040, 47880, 48132, 48216, 49077, 49856, 50806, 51660, 53480, 54435, 54530, 54720, 54817, 55008, 55104, 55860, 56088, 56154, 58064, 59040, 59584, 60165, 60270, 61120, 62320, 62648, 63840, 64176, 64288, 65322, 65436, 67032, 68760, 68880, 70110, 70479, 70560, 72324, 72580, 74480, 74784, 74872, 76209, 76342, 76608, 78310, 80220, 80360, 81795, 82656, 83790, 84231, 85568, 87096, 87248, 89376, 90405, 91680, 91840, 93480, 93590, 93972, 95760, 96264, 96432, 98154, 101612, 103320, 106960, 108870, 109060, 109634, 110016, 111720, 112176, 112308, 114513, 116128, 117465, 118080, 120330, 120540, 124640, 125296, 127015, 127680, 128352, 128576, 130644, 130872, 134064, 137520, 137760, 140220, 140385, 140958, 141120, 144648, 145160, 148789, 148960, 149568, 149744, 152418, 152684, 156620, 160440, 160720, 163305, 163590, 164451, 165312, 167580, 168462, 174192, 174496, 177821, 178752, 180810, 183360, 186960, 187180, 187944, 190855, 191520, 192528, 192864, 196308, 203224, 206640, 213920, 217740, 218120, 219268, 223440, 224352, 224616, 228627, 229026, 232256, 234930, 240660, 241080, 245385, 249280, 250592, 254030, 256704, 261288, 261744, 268128, 274085, 275040, 275520, 280440, 280770, 281916, 289296, 290320, 297578, 297920, 299488, 304836, 305368, 313240, 320880, 321440, 326610, 327180, 328902, 335160, 336924, 343539, 348384, 348992, 352395, 355642, 361620, 373920, 374360, 375888, 381045, 381710, 383040, 383719, 385056, 385728, 392616, 406448, 413280, 421155, 427840, 435480, 436240, 438536, 446367, 446880, 448704, 449232, 457254, 458052, 469860, 481320, 482160, 490770, 493353, 501184, 508060, 522576, 523488, 533463, 536256, 548170, 550080, 560880, 561540, 563832, 572565, 578592, 580640, 595156, 598976, 609672, 610736, 626480, 641760, 642880, 653220, 654360, 657804, 670320, 673848, 687078, 696768, 704790, 711284, 723240, 743945, 747840, 748720, 751776, 762090, 763420, 767438, 770112, 785232, 812896, 822255, 826560, 842310, 870960, 872480, 877072, 889105, 892734, 893760, 898464, 914508, 916104, 939720, 962640, 964320, 981540, 986706, 1016120, 1041523, 1045152, 1046976, 1066926, 1096340, 1121760, 1123080, 1127664, 1143135, 1145130, 1151157, 1157184, 1161280, 1190312, 1219344, 1221472, 1252960, 1283520, 1306440, 1308720, 1315608, 1339101, 1340640, 1347696, 1374156, 1409580, 1422568, 1446480, 1487890, 1497440, 1503552, 1524180, 1526840, 1534876, 1570464, 1600389, 1625792, 1644510, 1684620, 1717695, 1741920, 1744960, 1754144, 1778210, 1785468, 1796928, 1829016, 1832208, 1879440, 1918595, 1925280, 1928640, 1963080, 1973412, 2032240, 2083046, 2090304, 2133852, 2192680, 2231835, 2243520, 2246160, 2255328, 2286270, 2290260, 2302314, 2380624, 2438688, 2442944, 2466765, 2505920, 2612880, 2617440, 2631216, 2667315, 2678202, 2681280, 2695392, 2748312, 2819160, 2845136, 2892960, 2975780, 2994880, 3048360, 3053680, 3069752, 3124569, 3140928, 3200778, 3289020, 3369240, 3435390, 3453471, 3483840, 3508288, 3556420, 3570936, 3658032, 3664416, 3758880, 3837190, 3850560, 3926160, 3946824, 4064480, 4166092, 4267704, 4385360, 4463670, 4492320, 4510656, 4572540, 4580520, 4604628, 4761248, 4877376, 4933530, 5207615, 5225760, 5234880, 5262432, 5334630, 5356404, 5390784, 5496624, 5638320, 5690272, 5755785, 5785920, 5951560, 6096720, 6107360, 6139504, 6249138, 6401556, 6578040, 6695505, 6738480, 6870780, 6906942, 7112840, 7141872, 7290661, 7316064, 7328832, 7517760, 7674380, 7852320, 7893648, 8001945, 8128960, 8332184, 8535408, 8770720, 8927340, 8984640, 9145080, 9161040, 9209256, 9373707, 9522496, 9867060, 10415230, 10451520, 10524864, 10669260, 10712808, 10993248, 11276640, 11380544, 11511570, 11903120, 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約数ペア:

[(1, 20997103680), (2, 10498551840), (3, 6999034560), (4, 5249275920), (5, 4199420736), (6, 3499517280), (7, 2999586240), (8, 2624637960), (9, 2333011520), (10, 2099710368), (12, 1749758640), (14, 1499793120), (15, 1399806912), (16, 1312318980), (18, 1166505760), (19, 1105110720), (20, 1049855184), (21, 999862080), (24, 874879320), (28, 749896560), (30, 699903456), (32, 656159490), (35, 599917248), (36, 583252880), (38, 552555360), (40, 524927592), (41, 512124480), (42, 499931040), (45, 466602304), (48, 437439660), (49, 428512320), (56, 374948280), (57, 368370240), (60, 349951728), (63, 333287360), (64, 328079745), (70, 299958624), (72, 291626440), (76, 276277680), (80, 262463796), (82, 256062240), (84, 249965520), (90, 233301152), (95, 221022144), (96, 218719830), (98, 214256160), (105, 199972416), (112, 187474140), (114, 184185120), (120, 174975864), (123, 170708160), (126, 166643680), (133, 157872960), (140, 149979312), (144, 145813220), (147, 142837440), (152, 138138840), (160, 131231898), (164, 128031120), (168, 124982760), (171, 122790080), (180, 116650576), (190, 110511072), (191, 109932480), (192, 109359915), (196, 107128080), (205, 102424896), (210, 99986208), (224, 93737070), (228, 92092560), (240, 87487932), (245, 85702464), (246, 85354080), (252, 83321840), (266, 78936480), (280, 74989656), (285, 73674048), (287, 73160640), (288, 72906610), (294, 71418720), (304, 69069420), (315, 66657472), (320, 65615949), (328, 64015560), (336, 62491380), (342, 61395040), (360, 58325288), (369, 56902720), (380, 55255536), (382, 54966240), (392, 53564040), (399, 52624320), (410, 51212448), (420, 49993104), (441, 47612480), (448, 46868535), (456, 46046280), (480, 43743966), (490, 42851232), (492, 42677040), (504, 41660920), (532, 39468240), (560, 37494828), (570, 36837024), (573, 36644160), (574, 36580320), (576, 36453305), (588, 35709360), (608, 34534710), (615, 34141632), (630, 33328736), (656, 32007780), (665, 31574592), (672, 31245690), (684, 30697520), (720, 29162644), (735, 28567488), (738, 28451360), (760, 27627768), (764, 27483120), (779, 26953920), (784, 26782020), (798, 26312160), (820, 25606224), (840, 24996552), (855, 24558016), (861, 24386880), (882, 23806240), (912, 23023140), (931, 22553280), (955, 21986496), (960, 21871983), (980, 21425616), (984, 21338520), (1008, 20830460), (1064, 19734120), (1120, 18747414), (1140, 18418512), (1146, 18322080), (1148, 18290160), (1176, 17854680), (1197, 17541440), (1216, 17267355), (1230, 17070816), (1260, 16664368), (1312, 16003890), (1330, 15787296), (1337, 15704640), (1344, 15622845), (1368, 15348760), (1435, 14632128), (1440, 14581322), (1470, 14283744), (1476, 14225680), (1520, 13813884), (1528, 13741560), (1558, 13476960), (1568, 13391010), (1596, 13156080), (1640, 12803112), (1680, 12498276), (1710, 12279008), (1719, 12214720), (1722, 12193440), (1764, 11903120), (1824, 11511570), (1845, 11380544), (1862, 11276640), (1910, 10993248), (1960, 10712808), (1968, 10669260), (1995, 10524864), (2009, 10451520), (2016, 10415230), (2128, 9867060), (2205, 9522496), (2240, 9373707), (2280, 9209256), (2292, 9161040), (2296, 9145080), (2337, 8984640), (2352, 8927340), (2394, 8770720), (2460, 8535408), (2520, 8332184), (2583, 8128960), (2624, 8001945), (2660, 7893648), (2674, 7852320), (2736, 7674380), (2793, 7517760), (2865, 7328832), (2870, 7316064), (2880, 7290661), (2940, 7141872), (2952, 7112840), (3040, 6906942), (3056, 6870780), (3116, 6738480), (3136, 6695505), (3192, 6578040), (3280, 6401556), (3360, 6249138), (3420, 6139504), (3438, 6107360), (3444, 6096720), (3528, 5951560), (3629, 5785920), (3648, 5755785), (3690, 5690272), (3724, 5638320), (3820, 5496624), (3895, 5390784), (3920, 5356404), (3936, 5334630), (3990, 5262432), (4011, 5234880), (4018, 5225760), (4032, 5207615), (4256, 4933530), (4305, 4877376), (4410, 4761248), (4560, 4604628), (4584, 4580520), (4592, 4572540), (4655, 4510656), (4674, 4492320), (4704, 4463670), (4788, 4385360), (4920, 4267704), (5040, 4166092), (5166, 4064480), (5320, 3946824), (5348, 3926160), (5453, 3850560), (5472, 3837190), (5586, 3758880), (5730, 3664416), (5740, 3658032), (5880, 3570936), (5904, 3556420), (5985, 3508288), (6027, 3483840), (6080, 3453471), (6112, 3435390), (6232, 3369240), (6384, 3289020), (6560, 3200778), (6685, 3140928), (6720, 3124569), (6840, 3069752), (6876, 3053680), (6888, 3048360), (7011, 2994880), (7056, 2975780), (7258, 2892960), (7380, 2845136), (7448, 2819160), (7640, 2748312), (7790, 2695392), (7831, 2681280), (7840, 2678202), (7872, 2667315), (7980, 2631216), (8022, 2617440), (8036, 2612880), (8379, 2505920), (8512, 2466765), (8595, 2442944), (8610, 2438688), (8820, 2380624), (9120, 2302314), (9168, 2290260), (9184, 2286270), (9310, 2255328), (9348, 2246160), (9359, 2243520), (9408, 2231835), (9576, 2192680), (9840, 2133852), (10045, 2090304), (10080, 2083046), (10332, 2032240), (10640, 1973412), (10696, 1963080), (10887, 1928640), (10906, 1925280), (10944, 1918595), (11172, 1879440), (11460, 1832208), (11480, 1829016), (11685, 1796928), (11760, 1785468), (11808, 1778210), (11970, 1754144), (12033, 1744960), (12054, 1741920), (12224, 1717695), (12464, 1684620), (12768, 1644510), (12915, 1625792), (13120, 1600389), (13370, 1570464), (13680, 1534876), (13752, 1526840), (13776, 1524180), (13965, 1503552), (14022, 1497440), (14112, 1487890), (14516, 1446480), (14760, 1422568), (14896, 1409580), (15280, 1374156), (15580, 1347696), (15662, 1340640), (15680, 1339101), (15960, 1315608), (16044, 1308720), (16072, 1306440), (16359, 1283520), (16758, 1252960), (17190, 1221472), (17220, 1219344), (17640, 1190312), (18081, 1161280), (18145, 1157184), (18240, 1151157), (18336, 1145130), (18368, 1143135), (18620, 1127664), (18696, 1123080), (18718, 1121760), (19152, 1096340), (19680, 1066926), (20055, 1046976), (20090, 1045152), (20160, 1041523), (20664, 1016120), (21280, 986706), (21392, 981540), (21774, 964320), (21812, 962640), (22344, 939720), (22920, 916104), (22960, 914508), (23370, 898464), (23493, 893760), (23520, 892734), (23616, 889105), (23940, 877072), (24066, 872480), (24108, 870960), (24928, 842310), (25403, 826560), (25536, 822255), (25830, 812896), (26740, 785232), (27265, 770112), (27360, 767438), (27504, 763420), (27552, 762090), (27930, 751776), (28044, 748720), (28077, 747840), (28224, 743945), (29032, 723240), (29520, 711284), (29792, 704790), (30135, 696768), (30560, 687078), (31160, 673848), (31324, 670320), (31920, 657804), (32088, 654360), (32144, 653220), (32661, 642880), (32718, 641760), (33516, 626480), (34380, 610736), (34440, 609672), (35055, 598976), (35280, 595156), (36162, 580640), (36290, 578592), (36672, 572565), (37240, 563832), (37392, 561540), (37436, 560880), (38171, 550080), (38304, 548170), (39155, 536256), (39360, 533463), (40110, 523488), (40180, 522576), (41328, 508060), (41895, 501184), (42560, 493353), (42784, 490770), (43548, 482160), (43624, 481320), (44688, 469860), (45840, 458052), (45920, 457254), (46740, 449232), (46795, 448704), (46986, 446880), (47040, 446367), (47880, 438536), (48132, 436240), (48216, 435480), (49077, 427840), (49856, 421155), (50806, 413280), (51660, 406448), (53480, 392616), (54435, 385728), (54530, 385056), (54720, 383719), (54817, 383040), (55008, 381710), (55104, 381045), (55860, 375888), (56088, 374360), (56154, 373920), (58064, 361620), (59040, 355642), (59584, 352395), (60165, 348992), (60270, 348384), (61120, 343539), (62320, 336924), (62648, 335160), (63840, 328902), (64176, 327180), (64288, 326610), (65322, 321440), (65436, 320880), (67032, 313240), (68760, 305368), (68880, 304836), (70110, 299488), (70479, 297920), (70560, 297578), (72324, 290320), (72580, 289296), (74480, 281916), (74784, 280770), (74872, 280440), (76209, 275520), (76342, 275040), (76608, 274085), (78310, 268128), (80220, 261744), (80360, 261288), (81795, 256704), (82656, 254030), (83790, 250592), (84231, 249280), (85568, 245385), (87096, 241080), (87248, 240660), (89376, 234930), (90405, 232256), (91680, 229026), (91840, 228627), (93480, 224616), (93590, 224352), (93972, 223440), (95760, 219268), (96264, 218120), (96432, 217740), (98154, 213920), (101612, 206640), (103320, 203224), (106960, 196308), (108870, 192864), (109060, 192528), (109634, 191520), (110016, 190855), (111720, 187944), (112176, 187180), (112308, 186960), (114513, 183360), (116128, 180810), (117465, 178752), (118080, 177821), (120330, 174496), (120540, 174192), (124640, 168462), (125296, 167580), (127015, 165312), (127680, 164451), (128352, 163590), (128576, 163305), (130644, 160720), (130872, 160440), (134064, 156620), (137520, 152684), (137760, 152418), (140220, 149744), (140385, 149568), (140958, 148960), (141120, 148789), (144648, 145160)]