21053027520

素因数分解:

$2^6\times 3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:283

約数の個数: 1120

約数和(自身を含む): 93470699520

約数和(自身を除く): 72417672000

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, 31, 32, 35, 36, 38, 40, 42, 45, 48, 54, 56, 57, 60, 62, 63, 64, 70, 72, 76, 80, 81, 84, 90, 93, 95, 96, 105, 108, 112, 114, 120, 124, 126, 133, 135, 140, 144, 152, 155, 160, 162, 168, 171, 180, 186, 189, 190, 192, 197, 210, 216, 217, 224, 228, 240, 248, 252, 266, 270, 279, 280, 285, 288, 304, 310, 315, 320, 324, 336, 342, 360, 372, 378, 380, 394, 399, 405, 420, 432, 434, 448, 456, 465, 480, 496, 504, 513, 532, 540, 558, 560, 567, 570, 576, 589, 591, 608, 620, 630, 648, 651, 665, 672, 684, 720, 744, 756, 760, 788, 798, 810, 837, 840, 855, 864, 868, 912, 930, 945, 960, 985, 992, 1008, 1026, 1064, 1080, 1085, 1116, 1120, 1134, 1140, 1178, 1182, 1197, 1216, 1240, 1260, 1296, 1302, 1330, 1344, 1368, 1379, 1395, 1440, 1488, 1512, 1520, 1539, 1576, 1596, 1620, 1674, 1680, 1710, 1728, 1736, 1767, 1773, 1824, 1860, 1890, 1953, 1970, 1984, 1995, 2016, 2052, 2128, 2160, 2170, 2232, 2240, 2268, 2280, 2356, 2364, 2394, 2480, 2511, 2520, 2565, 2592, 2604, 2660, 2736, 2758, 2790, 2835, 2880, 2945, 2955, 2976, 3024, 3040, 3078, 3152, 3192, 3240, 3255, 3348, 3360, 3420, 3472, 3534, 3546, 3591, 3648, 3720, 3743, 3780, 3906, 3940, 3990, 4032, 4104, 4123, 4137, 4185, 4256, 4320, 4340, 4464, 4536, 4560, 4712, 4728, 4788, 4960, 5022, 5040, 5130, 5184, 5208, 5301, 5319, 5320, 5472, 5516, 5580, 5670, 5859, 5890, 5910, 5952, 5985, 6048, 6080, 6107, 6156, 6304, 6384, 6480, 6510, 6696, 6720, 6840, 6895, 6944, 7068, 7092, 7182, 7440, 7486, 7560, 7695, 7812, 7880, 7980, 8208, 8246, 8274, 8370, 8512, 8640, 8680, 8835, 8865, 8928, 9072, 9120, 9424, 9456, 9576, 9765, 9920, 10044, 10080, 10260, 10416, 10602, 10638, 10640, 10773, 10944, 11032, 11160, 11229, 11340, 11718, 11780, 11820, 11970, 12096, 12214, 12312, 12369, 12411, 12555, 12608, 12768, 12960, 13020, 13392, 13680, 13790, 13888, 14136, 14184, 14364, 14880, 14972, 15120, 15390, 15624, 15760, 15903, 15957, 15960, 16416, 16492, 16548, 16740, 17360, 17577, 17670, 17730, 17856, 17955, 18144, 18240, 18321, 18715, 18848, 18912, 19152, 19530, 20088, 20160, 20520, 20615, 20685, 20832, 21204, 21276, 21280, 21546, 22064, 22320, 22458, 22680, 23436, 23560, 23640, 23940, 24428, 24624, 24738, 24822, 25110, 25536, 25920, 26040, 26201, 26505, 26595, 26784, 27360, 27580, 28272, 28368, 28728, 29295, 29760, 29944, 30240, 30535, 30780, 31248, 31520, 31806, 31914, 31920, 32832, 32984, 33096, 33480, 33687, 34720, 35154, 35340, 35460, 35910, 36288, 36642, 37107, 37233, 37430, 37696, 37824, 38304, 39060, 40176, 41040, 41230, 41370, 41664, 42408, 42552, 42560, 42749, 43092, 44128, 44640, 44916, 45360, 46872, 47120, 47280, 47709, 47880, 48856, 49248, 49476, 49644, 50220, 52080, 52402, 53010, 53190, 53568, 53865, 54720, 54963, 55160, 56145, 56544, 56736, 57456, 58590, 59888, 60480, 61070, 61560, 61845, 62055, 62496, 63040, 63612, 63828, 63840, 65968, 66192, 66960, 67374, 69440, 70308, 70680, 70920, 71820, 73284, 74214, 74466, 74860, 76608, 78120, 78603, 79515, 79785, 80352, 82080, 82460, 82740, 84816, 85104, 85498, 86184, 87885, 88256, 89280, 89832, 90720, 91605, 93744, 94240, 94560, 95418, 95760, 97712, 98496, 98952, 99288, 100440, 101061, 104160, 104804, 106020, 106380, 107730, 109926, 110320, 111321, 111699, 112290, 113088, 113472, 114912, 116033, 117180, 119776, 122140, 123120, 123690, 124110, 124992, 127224, 127656, 127680, 128247, 131005, 131936, 132384, 133920, 134748, 140616, 141360, 141840, 143640, 146568, 148428, 148932, 149720, 156240, 157206, 159030, 159570, 160704, 164160, 164889, 164920, 165480, 168435, 169632, 170208, 170996, 172368, 175770, 179664, 181440, 183210, 185535, 186165, 187488, 188480, 189120, 190836, 191520, 195424, 197904, 198576, 200880, 202122, 208320, 209608, 212040, 212760, 213745, 215460, 219852, 220640, 222642, 223398, 224580, 229824, 232066, 234360, 235809, 238545, 239552, 244280, 246240, 247380, 248220, 254448, 255312, 256494, 262010, 263872, 264768, 267840, 269496, 274815, 281232, 282720, 283680, 287280, 293136, 296856, 297864, 299440, 303183, 312480, 314412, 318060, 319140, 329778, 329840, 330960, 333963, 336870, 339264, 340416, 341992, 344736, 348099, 351540, 359328, 366420, 371070, 372330, 374976, 381672, 383040, 384741, 390848, 393015, 395808, 397152, 401760, 404244, 419216, 424080, 425520, 427490, 430920, 439704, 441280, 445284, 446796, 449160, 464132, 468720, 471618, 477090, 488560, 492480, 494667, 494760, 496440, 505305, 508896, 510624, 512988, 524020, 538992, 549630, 556605, 558495, 562464, 565440, 567360, 574560, 580165, 586272, 593712, 595728, 598880, 606366, 624960, 628824, 636120, 638280, 641235, 659556, 659680, 661920, 667926, 673740, 683984, 689472, 696198, 703080, 707427, 718656, 732840, 742140, 744660, 763344, 769482, 786030, 791616, 794304, 803520, 808488, 812231, 824445, 838432, 848160, 851040, 854980, 861840, 879408, 890568, 893592, 898320, 928264, 937440, 943236, 954180, 977120, 989334, 989520, 992880, 1010610, 1017792, 1021248, 1025976, 1044297, 1048040, 1077984, 1099260, 1113210, 1116990, 1124928, 1149120, 1154223, 1160330, 1172544, 1179045, 1187424, 1191456, 1197760, 1212732, 1257648, 1272240, 1276560, 1282470, 1319112, 1319360, 1323840, 1335852, 1347480, 1367968, 1392396, 1406160, 1414854, 1465680, 1484280, 1489320, 1515915, 1526688, 1538964, 1572060, 1616976, 1624462, 1648890, 1669815, 1676864, 1696320, 1702080, 1709960, 1723680, 1740495, 1758816, 1781136, 1787184, 1796640, 1856528, 1874880, 1886472, 1908360, 1923705, 1954240, 1978668, 1979040, 1985760, 2021220, 2051952, 2088594, 2096080, 2122281, 2155968, 2198520, 2226420, 2233980, 2308446, 2320660, 2358090, 2374848, 2382912, 2425464, 2436693, 2473335, 2515296, 2544480, 2553120, 2564940, 2638224, 2671704, 2694960, 2735936, 2784792, 2812320, 2829708, 2931360, 2968560, 2978640, 3031830, 3053376, 3077928, 3132891, 3144120, 3233952, 3248924, 3297780, 3339630, 3419920, 3447360, 3462669, 3480990, 3517632, 3537135, 3562272, 3574368, 3593280, 3713056, 3772944, 3816720, 3847410, 3957336, 3958080, 3971520, 4042440, 4061155, 4103904, 4177188, 4192160, 4244562, 4397040, 4452840, 4467960, 4616892, 4641320, 4716180, 4850928, 4873386, 4946670, 5030592, 5088960, 5106240, 5129880, 5221485, 5276448, 5343408, 5389920, 5569584, 5624640, 5659416, 5771115, 5862720, 5937120, 5957280, 6063660, 6155856, 6265782, 6288240, 6467904, 6497848, 6595560, 6679260, 6839840, 6925338, 6961980, 7074270, 7124544, 7148736, 7310079, 7426112, 7545888, 7633440, 7694820, 7914672, 8084880, 8122310, 8207808, 8354376, 8384320, 8489124, 8794080, 8905680, 8935920, 9233784, 9282640, 9398673, 9432360, 9701856, 9746772, 9893340, 10259760, 10442970, 10552896, 10611405, 10686816, 10779840, 11139168, 11318832, 11542230, 11874240, 11914560, 12127320, 12183465, 12311712, 12531564, 12576480, 12995696, 13191120, 13358520, 13679680, 13850676, 13923960, 14148540, 14620158, 15091776, 15266880, 15389640, 15664455, 15829344, 16169760, 16244620, 16708752, 16978248, 17313345, 17588160, 17811360, 17871840, 18467568, 18565280, 18797346, 18864720, 19403712, 19493544, 19786680, 20519520, 20885940, 21222810, 21373632, 21930237, 22278336, 22637664, 23084460, 24254640, 24366930, 24623424, 25063128, 25152960, 25991392, 26382240, 26717040, 27701352, 27847920, 28297080, 29240316, 30779280, 31328910, 31658688, 32339520, 32489240, 33417504, 33956496, 34626690, 35622720, 35743680, 36550395, 36935136, 37130560, 37594692, 37729440, 38987088, 39573360, 41039040, 41771880, 42445620, 43860474, 45275328, 46168920, 46993365, 48509280, 48733860, 50126256, 51982784, 52764480, 53434080, 55402704, 55695840, 56594160, 58480632, 61558560, 62657820, 64978480, 65790711, 66835008, 67912992, 69253380, 73100790, 73870272, 75189384, 75458880, 77974176, 79146720, 83543760, 84891240, 87720948, 92337840, 93986730, 97018560, 97467720, 100252512, 106868160, 109651185, 110805408, 111391680, 113188320, 116961264, 123117120, 125315640, 129956960, 131581422, 135825984, 138506760, 146201580, 150378768, 155948352, 158293440, 167087520, 169782480, 175441896, 184675680, 187973460, 194935440, 200505024, 219302370, 221610816, 226376640, 233922528, 250631280, 259913920, 263162844, 277013520, 292403160, 300757536, 328953555, 334175040, 339564960, 350883792, 369351360, 375946920, 389870880, 438604740, 467845056, 501262560, 526325688, 554027040, 584806320, 601515072, 657907110, 679129920, 701767584, 751893840, 779741760, 877209480, 1002525120, 1052651376, 1108054080, 1169612640, 1315814220, 1403535168, 1503787680, 1754418960, 2105302752, 2339225280, 2631628440, 3007575360, 3508837920, 4210605504, 5263256880, 7017675840, 10526513760, 21053027520]

約数ペア:

[(1, 21053027520), (2, 10526513760), (3, 7017675840), (4, 5263256880), (5, 4210605504), (6, 3508837920), (7, 3007575360), (8, 2631628440), (9, 2339225280), (10, 2105302752), (12, 1754418960), (14, 1503787680), (15, 1403535168), (16, 1315814220), (18, 1169612640), (19, 1108054080), (20, 1052651376), (21, 1002525120), (24, 877209480), (27, 779741760), (28, 751893840), (30, 701767584), (31, 679129920), (32, 657907110), (35, 601515072), (36, 584806320), (38, 554027040), (40, 526325688), (42, 501262560), (45, 467845056), (48, 438604740), (54, 389870880), (56, 375946920), (57, 369351360), (60, 350883792), (62, 339564960), (63, 334175040), (64, 328953555), (70, 300757536), (72, 292403160), (76, 277013520), (80, 263162844), (81, 259913920), (84, 250631280), (90, 233922528), (93, 226376640), (95, 221610816), (96, 219302370), (105, 200505024), (108, 194935440), (112, 187973460), (114, 184675680), (120, 175441896), (124, 169782480), (126, 167087520), (133, 158293440), (135, 155948352), (140, 150378768), (144, 146201580), (152, 138506760), (155, 135825984), (160, 131581422), (162, 129956960), (168, 125315640), (171, 123117120), (180, 116961264), (186, 113188320), (189, 111391680), (190, 110805408), (192, 109651185), (197, 106868160), (210, 100252512), (216, 97467720), (217, 97018560), (224, 93986730), (228, 92337840), (240, 87720948), (248, 84891240), (252, 83543760), (266, 79146720), (270, 77974176), (279, 75458880), (280, 75189384), (285, 73870272), (288, 73100790), (304, 69253380), (310, 67912992), (315, 66835008), (320, 65790711), (324, 64978480), (336, 62657820), (342, 61558560), (360, 58480632), (372, 56594160), (378, 55695840), (380, 55402704), (394, 53434080), (399, 52764480), (405, 51982784), (420, 50126256), (432, 48733860), (434, 48509280), (448, 46993365), (456, 46168920), (465, 45275328), (480, 43860474), (496, 42445620), (504, 41771880), (513, 41039040), (532, 39573360), (540, 38987088), (558, 37729440), (560, 37594692), (567, 37130560), (570, 36935136), (576, 36550395), (589, 35743680), (591, 35622720), (608, 34626690), (620, 33956496), (630, 33417504), (648, 32489240), (651, 32339520), (665, 31658688), (672, 31328910), (684, 30779280), (720, 29240316), (744, 28297080), (756, 27847920), (760, 27701352), (788, 26717040), (798, 26382240), (810, 25991392), (837, 25152960), (840, 25063128), (855, 24623424), (864, 24366930), (868, 24254640), (912, 23084460), (930, 22637664), (945, 22278336), (960, 21930237), (985, 21373632), (992, 21222810), (1008, 20885940), (1026, 20519520), (1064, 19786680), (1080, 19493544), (1085, 19403712), (1116, 18864720), (1120, 18797346), (1134, 18565280), (1140, 18467568), (1178, 17871840), (1182, 17811360), (1197, 17588160), (1216, 17313345), (1240, 16978248), (1260, 16708752), (1296, 16244620), (1302, 16169760), (1330, 15829344), (1344, 15664455), (1368, 15389640), (1379, 15266880), (1395, 15091776), (1440, 14620158), (1488, 14148540), (1512, 13923960), (1520, 13850676), (1539, 13679680), (1576, 13358520), (1596, 13191120), (1620, 12995696), (1674, 12576480), (1680, 12531564), (1710, 12311712), (1728, 12183465), (1736, 12127320), (1767, 11914560), (1773, 11874240), (1824, 11542230), (1860, 11318832), (1890, 11139168), (1953, 10779840), (1970, 10686816), (1984, 10611405), (1995, 10552896), (2016, 10442970), (2052, 10259760), (2128, 9893340), (2160, 9746772), (2170, 9701856), (2232, 9432360), (2240, 9398673), (2268, 9282640), (2280, 9233784), (2356, 8935920), (2364, 8905680), (2394, 8794080), (2480, 8489124), (2511, 8384320), (2520, 8354376), (2565, 8207808), (2592, 8122310), (2604, 8084880), (2660, 7914672), (2736, 7694820), (2758, 7633440), (2790, 7545888), (2835, 7426112), (2880, 7310079), (2945, 7148736), (2955, 7124544), (2976, 7074270), (3024, 6961980), (3040, 6925338), (3078, 6839840), (3152, 6679260), (3192, 6595560), (3240, 6497848), (3255, 6467904), (3348, 6288240), (3360, 6265782), (3420, 6155856), (3472, 6063660), (3534, 5957280), (3546, 5937120), (3591, 5862720), (3648, 5771115), (3720, 5659416), (3743, 5624640), (3780, 5569584), (3906, 5389920), (3940, 5343408), (3990, 5276448), (4032, 5221485), (4104, 5129880), (4123, 5106240), (4137, 5088960), (4185, 5030592), (4256, 4946670), (4320, 4873386), (4340, 4850928), (4464, 4716180), (4536, 4641320), (4560, 4616892), (4712, 4467960), (4728, 4452840), (4788, 4397040), (4960, 4244562), (5022, 4192160), (5040, 4177188), (5130, 4103904), (5184, 4061155), (5208, 4042440), (5301, 3971520), (5319, 3958080), (5320, 3957336), (5472, 3847410), (5516, 3816720), (5580, 3772944), (5670, 3713056), (5859, 3593280), (5890, 3574368), (5910, 3562272), (5952, 3537135), (5985, 3517632), (6048, 3480990), (6080, 3462669), (6107, 3447360), (6156, 3419920), (6304, 3339630), (6384, 3297780), (6480, 3248924), (6510, 3233952), (6696, 3144120), (6720, 3132891), (6840, 3077928), (6895, 3053376), (6944, 3031830), (7068, 2978640), (7092, 2968560), (7182, 2931360), (7440, 2829708), (7486, 2812320), (7560, 2784792), (7695, 2735936), (7812, 2694960), (7880, 2671704), (7980, 2638224), (8208, 2564940), (8246, 2553120), (8274, 2544480), (8370, 2515296), (8512, 2473335), (8640, 2436693), (8680, 2425464), (8835, 2382912), (8865, 2374848), (8928, 2358090), (9072, 2320660), (9120, 2308446), (9424, 2233980), (9456, 2226420), (9576, 2198520), (9765, 2155968), (9920, 2122281), (10044, 2096080), (10080, 2088594), (10260, 2051952), (10416, 2021220), (10602, 1985760), (10638, 1979040), (10640, 1978668), (10773, 1954240), (10944, 1923705), (11032, 1908360), (11160, 1886472), (11229, 1874880), (11340, 1856528), (11718, 1796640), (11780, 1787184), (11820, 1781136), (11970, 1758816), (12096, 1740495), (12214, 1723680), (12312, 1709960), (12369, 1702080), (12411, 1696320), (12555, 1676864), (12608, 1669815), (12768, 1648890), (12960, 1624462), (13020, 1616976), (13392, 1572060), (13680, 1538964), (13790, 1526688), (13888, 1515915), (14136, 1489320), (14184, 1484280), (14364, 1465680), (14880, 1414854), (14972, 1406160), (15120, 1392396), 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