640900995840

素因数分解:

$2^8\times 3^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{19919}}^1$

素因数の和:19982

約数の個数: 864

約数和(自身を含む): 2785007232000

約数和(自身を除く): 2144106236160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 27, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 49, 54, 56, 57, 60, 63, 64, 70, 72, 76, 80, 84, 90, 95, 96, 98, 105, 108, 112, 114, 120, 126, 128, 133, 135, 140, 144, 147, 152, 160, 168, 171, 180, 189, 190, 192, 196, 210, 216, 224, 228, 240, 245, 252, 256, 266, 270, 280, 285, 288, 294, 304, 315, 320, 336, 342, 360, 378, 380, 384, 392, 399, 420, 432, 441, 448, 456, 480, 490, 504, 513, 532, 540, 560, 570, 576, 588, 608, 630, 640, 665, 672, 684, 720, 735, 756, 760, 768, 784, 798, 840, 855, 864, 882, 896, 912, 931, 945, 960, 980, 1008, 1026, 1064, 1080, 1120, 1140, 1152, 1176, 1197, 1216, 1260, 1280, 1323, 1330, 1344, 1368, 1440, 1470, 1512, 1520, 1568, 1596, 1680, 1710, 1728, 1764, 1792, 1824, 1862, 1890, 1920, 1960, 1995, 2016, 2052, 2128, 2160, 2205, 2240, 2280, 2304, 2352, 2394, 2432, 2520, 2565, 2646, 2660, 2688, 2736, 2793, 2880, 2940, 3024, 3040, 3136, 3192, 3360, 3420, 3456, 3528, 3591, 3648, 3724, 3780, 3840, 3920, 3990, 4032, 4104, 4256, 4320, 4410, 4480, 4560, 4655, 4704, 4788, 4864, 5040, 5130, 5292, 5320, 5376, 5472, 5586, 5760, 5880, 5985, 6048, 6080, 6272, 6384, 6615, 6720, 6840, 6912, 7056, 7182, 7296, 7448, 7560, 7840, 7980, 8064, 8208, 8379, 8512, 8640, 8820, 8960, 9120, 9310, 9408, 9576, 10080, 10260, 10584, 10640, 10944, 11172, 11520, 11760, 11970, 12096, 12160, 12544, 12768, 13230, 13440, 13680, 13965, 14112, 14364, 14592, 14896, 15120, 15680, 15960, 16128, 16416, 16758, 17024, 17280, 17640, 17955, 18240, 18620, 18816, 19152, 19919, 20160, 20520, 21168, 21280, 21888, 22344, 23520, 23940, 24192, 24320, 25137, 25536, 26460, 26880, 27360, 27930, 28224, 28728, 29792, 30240, 31360, 31920, 32832, 33516, 34048, 34560, 35280, 35910, 36480, 37240, 37632, 38304, 39838, 40320, 41040, 41895, 42336, 42560, 43776, 44688, 47040, 47880, 48384, 50274, 51072, 52920, 54720, 55860, 56448, 57456, 59584, 59757, 60480, 62720, 63840, 65664, 67032, 70560, 71820, 72960, 74480, 76608, 79676, 80640, 82080, 83790, 84672, 85120, 89376, 94080, 95760, 99595, 100548, 102144, 105840, 109440, 111720, 112896, 114912, 119168, 119514, 120960, 125685, 127680, 131328, 134064, 139433, 141120, 143640, 148960, 153216, 159352, 164160, 167580, 169344, 170240, 178752, 179271, 188160, 191520, 199190, 201096, 211680, 218880, 223440, 229824, 238336, 239028, 241920, 251370, 255360, 268128, 278866, 282240, 287280, 297920, 298785, 306432, 318704, 328320, 335160, 338688, 357504, 358542, 378461, 383040, 398380, 402192, 418299, 423360, 446880, 459648, 478056, 502740, 510720, 536256, 537813, 557732, 564480, 574560, 595840, 597570, 637408, 656640, 670320, 697165, 715008, 717084, 756922, 766080, 796760, 804384, 836598, 846720, 893760, 896355, 919296, 956112, 976031, 1005480, 1072512, 1075626, 1115464, 1135383, 1149120, 1191680, 1195140, 1254897, 1274816, 1340640, 1394330, 1434168, 1513844, 1532160, 1593520, 1608768, 1673196, 1693440, 1787520, 1792710, 1892305, 1912224, 1952062, 2010960, 2091495, 2145024, 2151252, 2230928, 2270766, 2298240, 2390280, 2509794, 2549632, 2649227, 2681280, 2689065, 2788660, 2868336, 2928093, 3027688, 3187040, 3217536, 3346392, 3406149, 3575040, 3585420, 3764691, 3784610, 3824448, 3904124, 4021920, 4182990, 4302504, 4461856, 4541532, 4596480, 4780560, 4880155, 5019588, 5099264, 5298454, 5362560, 5378130, 5577320, 5676915, 5736672, 5856186, 6055376, 6274485, 6374080, 6435072, 6692784, 6812298, 7170840, 7529382, 7569220, 7648896, 7808248, 7947681, 8043840, 8365980, 8605008, 8784279, 8923712, 9083064, 9561120, 9760310, 10039176, 10218447, 10596908, 10725120, 10756260, 11154640, 11353830, 11473344, 11712372, 12110752, 12548970, 12748160, 13246135, 13385568, 13624596, 14341680, 14640465, 15058764, 15138440, 15297792, 15616496, 15895362, 16087680, 16731960, 17030745, 17210016, 17568558, 17847424, 18166128, 18544589, 18823455, 19122240, 19520620, 20078352, 20436894, 21193816, 21512520, 22309280, 22707660, 22946688, 23424744, 23843043, 24221504, 25097940, 25496320, 26352837, 26492270, 26771136, 27249192, 28683360, 29280930, 30117528, 30276880, 31232992, 31790724, 32175360, 33463920, 34061490, 34420032, 35137116, 35694848, 36332256, 37089178, 37646910, 38244480, 39041240, 39738405, 40156704, 40873788, 42387632, 43025040, 43921395, 44618560, 45415320, 45893376, 46849488, 47686086, 48443008, 50195880, 51092235, 52705674, 52984540, 53542272, 54498384, 55633767, 57366720, 58561860, 60235056, 60553760, 62465984, 63581448, 66927840, 68122980, 68840064, 70274232, 71529129, 72664512, 74178356, 75293820, 76488960, 78082480, 79476810, 80313408, 81747576, 84775264, 86050080, 87842790, 89237120, 90830640, 92722945, 93698976, 95372172, 96886016, 100391760, 102184470, 105411348, 105969080, 107084544, 108996768, 111267534, 114733440, 117123720, 119215215, 120470112, 121107520, 124931968, 127162896, 131764185, 133855680, 136245960, 137680128, 140548464, 143058258, 145329024, 148356712, 150587640, 156164960, 158953620, 160626816, 163495152, 166901301, 169550528, 172100160, 175685580, 178474240, 181661280, 185445890, 187397952, 190744344, 200783520, 204368940, 210822696, 211938160, 217993536, 222535068, 229466880, 234247440, 238430430, 240940224, 242215040, 249863936, 254325792, 263528370, 267711360, 272491920, 278168835, 281096928, 286116516, 290658048, 296713424, 301175280, 312329920, 317907240, 321253632, 326990304, 333802602, 339101056, 344200320, 351371160, 357645645, 363322560, 370891780, 374795904, 381488688, 401567040, 408737880, 421645392, 423876320, 435987072, 445070136, 468494880, 476860860, 481880448, 484430080, 500703903, 508651584, 527056740, 535422720, 544983840, 556337670, 562193856, 572233032, 593426848, 602350560, 624659840, 635814480, 653980608, 667605204, 678202112, 688400640, 702742320, 715291290, 726645120, 741783560, 749591808, 762977376, 803134080, 817475760, 834506505, 843290784, 847752640, 871974144, 890140272, 936989760, 953721720, 963760896, 1001407806, 1017303168, 1054113480, 1089967680, 1112675340, 1124387712, 1144466064, 1186853696, 1204701120, 1249319680, 1271628960, 1307961216, 1335210408, 1405484640, 1430582580, 1453290240, 1483567120, 1525954752, 1606268160, 1634951520, 1669013010, 1686581568, 1695505280, 1780280544, 1873979520, 1907443440, 2002815612, 2034606336, 2108226960, 2179935360, 2225350680, 2248775424, 2288932128, 2373707392, 2409402240, 2503519515, 2543257920, 2615922432, 2670420816, 2810969280, 2861165160, 2967134240, 3051909504, 3269903040, 3338026020, 3373163136, 3391010560, 3560561088, 3747959040, 3814886880, 4005631224, 4216453920, 4359870720, 4450701360, 4577864256, 4747414784, 4818804480, 5007039030, 5086515840, 5340841632, 5621938560, 5722330320, 5934268480, 6103819008, 6539806080, 6676052040, 6746326272, 7121122176, 7629773760, 8011262448, 8432907840, 8901402720, 9155728512, 10014078060, 10173031680, 10681683264, 11243877120, 11444660640, 11868536960, 13079612160, 13352104080, 14242244352, 15259547520, 16022524896, 16865815680, 17802805440, 18311457024, 20028156120, 21363366528, 22889321280, 23737073920, 26704208160, 30519095040, 32045049792, 33731631360, 35605610880, 40056312240, 42726733056, 45778642560, 53408416320, 64090099584, 71211221760, 80112624480, 91557285120, 106816832640, 128180199168, 160225248960, 213633665280, 320450497920, 640900995840]

約数ペア:

[(1, 640900995840), (2, 320450497920), (3, 213633665280), (4, 160225248960), (5, 128180199168), (6, 106816832640), (7, 91557285120), (8, 80112624480), (9, 71211221760), (10, 64090099584), (12, 53408416320), (14, 45778642560), (15, 42726733056), (16, 40056312240), (18, 35605610880), (19, 33731631360), (20, 32045049792), (21, 30519095040), (24, 26704208160), (27, 23737073920), (28, 22889321280), (30, 21363366528), (32, 20028156120), (35, 18311457024), (36, 17802805440), (38, 16865815680), (40, 16022524896), (42, 15259547520), (45, 14242244352), (48, 13352104080), (49, 13079612160), (54, 11868536960), (56, 11444660640), (57, 11243877120), (60, 10681683264), (63, 10173031680), (64, 10014078060), (70, 9155728512), (72, 8901402720), (76, 8432907840), (80, 8011262448), (84, 7629773760), (90, 7121122176), (95, 6746326272), (96, 6676052040), (98, 6539806080), (105, 6103819008), (108, 5934268480), (112, 5722330320), (114, 5621938560), (120, 5340841632), (126, 5086515840), (128, 5007039030), (133, 4818804480), (135, 4747414784), (140, 4577864256), (144, 4450701360), (147, 4359870720), (152, 4216453920), (160, 4005631224), (168, 3814886880), (171, 3747959040), (180, 3560561088), (189, 3391010560), (190, 3373163136), (192, 3338026020), (196, 3269903040), (210, 3051909504), (216, 2967134240), (224, 2861165160), (228, 2810969280), (240, 2670420816), (245, 2615922432), (252, 2543257920), (256, 2503519515), (266, 2409402240), (270, 2373707392), (280, 2288932128), (285, 2248775424), (288, 2225350680), (294, 2179935360), (304, 2108226960), (315, 2034606336), (320, 2002815612), (336, 1907443440), (342, 1873979520), (360, 1780280544), (378, 1695505280), (380, 1686581568), (384, 1669013010), (392, 1634951520), (399, 1606268160), (420, 1525954752), (432, 1483567120), (441, 1453290240), (448, 1430582580), (456, 1405484640), (480, 1335210408), (490, 1307961216), (504, 1271628960), (513, 1249319680), (532, 1204701120), (540, 1186853696), (560, 1144466064), (570, 1124387712), (576, 1112675340), (588, 1089967680), (608, 1054113480), (630, 1017303168), (640, 1001407806), (665, 963760896), (672, 953721720), (684, 936989760), (720, 890140272), (735, 871974144), (756, 847752640), (760, 843290784), (768, 834506505), (784, 817475760), (798, 803134080), (840, 762977376), (855, 749591808), (864, 741783560), (882, 726645120), (896, 715291290), (912, 702742320), (931, 688400640), (945, 678202112), (960, 667605204), (980, 653980608), (1008, 635814480), (1026, 624659840), (1064, 602350560), (1080, 593426848), (1120, 572233032), (1140, 562193856), (1152, 556337670), (1176, 544983840), (1197, 535422720), (1216, 527056740), (1260, 508651584), (1280, 500703903), (1323, 484430080), (1330, 481880448), (1344, 476860860), (1368, 468494880), (1440, 445070136), (1470, 435987072), (1512, 423876320), (1520, 421645392), (1568, 408737880), (1596, 401567040), (1680, 381488688), (1710, 374795904), (1728, 370891780), (1764, 363322560), (1792, 357645645), (1824, 351371160), (1862, 344200320), (1890, 339101056), (1920, 333802602), (1960, 326990304), (1995, 321253632), (2016, 317907240), (2052, 312329920), (2128, 301175280), (2160, 296713424), (2205, 290658048), (2240, 286116516), (2280, 281096928), (2304, 278168835), (2352, 272491920), (2394, 267711360), (2432, 263528370), (2520, 254325792), (2565, 249863936), (2646, 242215040), (2660, 240940224), (2688, 238430430), (2736, 234247440), (2793, 229466880), (2880, 222535068), (2940, 217993536), (3024, 211938160), (3040, 210822696), (3136, 204368940), (3192, 200783520), (3360, 190744344), (3420, 187397952), (3456, 185445890), (3528, 181661280), (3591, 178474240), (3648, 175685580), (3724, 172100160), (3780, 169550528), (3840, 166901301), (3920, 163495152), (3990, 160626816), (4032, 158953620), (4104, 156164960), (4256, 150587640), (4320, 148356712), (4410, 145329024), (4480, 143058258), (4560, 140548464), (4655, 137680128), (4704, 136245960), (4788, 133855680), (4864, 131764185), (5040, 127162896), (5130, 124931968), (5292, 121107520), (5320, 120470112), (5376, 119215215), (5472, 117123720), (5586, 114733440), (5760, 111267534), (5880, 108996768), (5985, 107084544), (6048, 105969080), (6080, 105411348), (6272, 102184470), (6384, 100391760), (6615, 96886016), (6720, 95372172), (6840, 93698976), (6912, 92722945), (7056, 90830640), (7182, 89237120), (7296, 87842790), (7448, 86050080), (7560, 84775264), (7840, 81747576), (7980, 80313408), (8064, 79476810), (8208, 78082480), (8379, 76488960), (8512, 75293820), (8640, 74178356), (8820, 72664512), (8960, 71529129), (9120, 70274232), (9310, 68840064), (9408, 68122980), (9576, 66927840), (10080, 63581448), (10260, 62465984), (10584, 60553760), (10640, 60235056), (10944, 58561860), (11172, 57366720), (11520, 55633767), (11760, 54498384), (11970, 53542272), (12096, 52984540), (12160, 52705674), (12544, 51092235), (12768, 50195880), (13230, 48443008), (13440, 47686086), (13680, 46849488), (13965, 45893376), (14112, 45415320), (14364, 44618560), (14592, 43921395), (14896, 43025040), (15120, 42387632), (15680, 40873788), (15960, 40156704), (16128, 39738405), (16416, 39041240), (16758, 38244480), (17024, 37646910), (17280, 37089178), (17640, 36332256), (17955, 35694848), (18240, 35137116), (18620, 34420032), (18816, 34061490), (19152, 33463920), (19919, 32175360), (20160, 31790724), (20520, 31232992), (21168, 30276880), (21280, 30117528), (21888, 29280930), (22344, 28683360), (23520, 27249192), (23940, 26771136), (24192, 26492270), (24320, 26352837), (25137, 25496320), (25536, 25097940), (26460, 24221504), (26880, 23843043), (27360, 23424744), (27930, 22946688), (28224, 22707660), (28728, 22309280), (29792, 21512520), (30240, 21193816), (31360, 20436894), (31920, 20078352), (32832, 19520620), (33516, 19122240), (34048, 18823455), (34560, 18544589), (35280, 18166128), (35910, 17847424), (36480, 17568558), (37240, 17210016), (37632, 17030745), (38304, 16731960), (39838, 16087680), (40320, 15895362), (41040, 15616496), (41895, 15297792), (42336, 15138440), (42560, 15058764), (43776, 14640465), (44688, 14341680), (47040, 13624596), (47880, 13385568), (48384, 13246135), (50274, 12748160), (51072, 12548970), (52920, 12110752), (54720, 11712372), (55860, 11473344), (56448, 11353830), (57456, 11154640), (59584, 10756260), (59757, 10725120), (60480, 10596908), (62720, 10218447), (63840, 10039176), (65664, 9760310), (67032, 9561120), (70560, 9083064), (71820, 8923712), (72960, 8784279), (74480, 8605008), (76608, 8365980), (79676, 8043840), (80640, 7947681), (82080, 7808248), (83790, 7648896), (84672, 7569220), (85120, 7529382), (89376, 7170840), (94080, 6812298), (95760, 6692784), (99595, 6435072), (100548, 6374080), (102144, 6274485), (105840, 6055376), (109440, 5856186), (111720, 5736672), (112896, 5676915), (114912, 5577320), (119168, 5378130), (119514, 5362560), (120960, 5298454), (125685, 5099264), (127680, 5019588), (131328, 4880155), (134064, 4780560), (139433, 4596480), (141120, 4541532), (143640, 4461856), (148960, 4302504), (153216, 4182990), (159352, 4021920), (164160, 3904124), (167580, 3824448), (169344, 3784610), (170240, 3764691), (178752, 3585420), (179271, 3575040), (188160, 3406149), (191520, 3346392), (199190, 3217536), (201096, 3187040), (211680, 3027688), (218880, 2928093), (223440, 2868336), (229824, 2788660), (238336, 2689065), (239028, 2681280), (241920, 2649227), (251370, 2549632), (255360, 2509794), (268128, 2390280), (278866, 2298240), (282240, 2270766), (287280, 2230928), (297920, 2151252), (298785, 2145024), (306432, 2091495), (318704, 2010960), (328320, 1952062), (335160, 1912224), (338688, 1892305), (357504, 1792710), (358542, 1787520), (378461, 1693440), (383040, 1673196), (398380, 1608768), (402192, 1593520), (418299, 1532160), (423360, 1513844), (446880, 1434168), (459648, 1394330), (478056, 1340640), (502740, 1274816), (510720, 1254897), (536256, 1195140), (537813, 1191680), (557732, 1149120), (564480, 1135383), (574560, 1115464), (595840, 1075626), (597570, 1072512), (637408, 1005480), (656640, 976031), (670320, 956112), (697165, 919296), (715008, 896355), (717084, 893760), (756922, 846720), (766080, 836598), (796760, 804384)]