21140118720

素因数分解:

$2^6\times 3^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:187

約数の個数: 1120

約数和(自身を含む): 91487987712

約数和(自身を除く): 70347868992

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 37, 40, 42, 45, 47, 48, 54, 56, 60, 63, 64, 67, 70, 72, 74, 80, 81, 84, 90, 94, 96, 105, 108, 111, 112, 120, 126, 134, 135, 140, 141, 144, 148, 160, 162, 168, 180, 185, 188, 189, 192, 201, 210, 216, 222, 224, 235, 240, 252, 259, 268, 270, 280, 282, 288, 296, 315, 320, 324, 329, 333, 335, 336, 360, 370, 376, 378, 402, 405, 420, 423, 432, 444, 448, 469, 470, 480, 504, 518, 536, 540, 555, 560, 564, 567, 576, 592, 603, 630, 648, 658, 666, 670, 672, 705, 720, 740, 752, 756, 777, 804, 810, 840, 846, 864, 888, 938, 940, 945, 960, 987, 999, 1005, 1008, 1036, 1072, 1080, 1110, 1120, 1128, 1134, 1184, 1206, 1260, 1269, 1295, 1296, 1316, 1332, 1340, 1344, 1407, 1410, 1440, 1480, 1504, 1512, 1554, 1608, 1620, 1645, 1665, 1680, 1692, 1728, 1739, 1776, 1809, 1876, 1880, 1890, 1974, 1998, 2010, 2016, 2072, 2115, 2144, 2160, 2220, 2240, 2256, 2268, 2331, 2345, 2368, 2412, 2479, 2520, 2538, 2590, 2592, 2632, 2664, 2680, 2814, 2820, 2835, 2880, 2960, 2961, 2997, 3008, 3015, 3024, 3108, 3149, 3216, 3240, 3290, 3330, 3360, 3384, 3478, 3552, 3618, 3752, 3760, 3780, 3807, 3885, 3948, 3996, 4020, 4032, 4144, 4221, 4230, 4288, 4320, 4440, 4512, 4536, 4662, 4690, 4824, 4935, 4958, 4995, 5040, 5076, 5180, 5184, 5217, 5264, 5328, 5360, 5427, 5628, 5640, 5670, 5920, 5922, 5994, 6030, 6048, 6216, 6298, 6345, 6432, 6480, 6580, 6660, 6720, 6768, 6956, 6993, 7035, 7104, 7236, 7437, 7504, 7520, 7560, 7614, 7770, 7896, 7992, 8040, 8288, 8442, 8460, 8640, 8695, 8880, 8883, 9024, 9045, 9072, 9324, 9380, 9447, 9648, 9870, 9916, 9990, 10080, 10152, 10360, 10434, 10528, 10656, 10720, 10854, 11256, 11280, 11340, 11655, 11840, 11844, 11988, 12060, 12096, 12173, 12395, 12432, 12596, 12663, 12690, 12864, 12960, 13160, 13320, 13536, 13912, 13986, 14070, 14472, 14805, 14874, 14985, 15008, 15040, 15120, 15228, 15540, 15651, 15745, 15792, 15984, 16080, 16576, 16884, 16920, 17353, 17390, 17760, 17766, 18090, 18144, 18648, 18760, 18894, 19035, 19296, 19740, 19832, 19980, 20160, 20304, 20720, 20868, 20979, 21056, 21105, 21312, 21440, 21708, 22043, 22311, 22512, 22560, 22680, 23310, 23688, 23976, 24120, 24346, 24790, 24864, 25192, 25326, 25380, 25920, 26085, 26320, 26640, 26649, 27072, 27135, 27824, 27972, 28140, 28341, 28944, 29610, 29748, 29970, 30016, 30240, 30456, 31080, 31302, 31490, 31584, 31968, 32160, 33768, 33840, 34706, 34780, 34965, 35520, 35532, 36180, 36288, 36519, 37185, 37296, 37520, 37788, 37989, 38070, 38592, 39480, 39664, 39960, 40608, 41440, 41736, 41958, 42210, 43416, 44086, 44415, 44622, 45024, 45120, 45360, 46620, 46953, 47235, 47376, 47952, 48240, 48692, 49580, 49728, 50384, 50652, 50760, 52059, 52170, 52640, 53280, 53298, 54270, 55648, 55944, 56280, 56682, 57888, 59220, 59496, 59940, 60480, 60865, 60912, 62160, 62604, 62980, 63168, 63315, 63936, 64320, 66129, 66933, 67536, 67680, 69412, 69560, 69930, 71064, 72360, 73038, 74370, 74592, 75040, 75576, 75978, 76140, 78255, 78960, 79328, 79920, 81216, 82880, 83472, 83916, 84420, 85023, 86765, 86832, 88172, 88830, 89244, 90048, 90720, 93240, 93906, 94470, 94752, 95904, 96480, 97384, 99160, 100768, 101304, 101520, 104118, 104340, 104895, 105280, 106560, 106596, 108540, 109557, 110215, 111296, 111555, 111888, 112560, 113364, 115776, 116513, 118440, 118992, 119880, 121730, 121824, 124320, 125208, 125960, 126630, 132258, 133245, 133866, 135072, 135360, 138824, 139120, 139860, 140859, 141705, 142128, 144720, 146076, 148740, 149184, 150080, 151152, 151956, 152280, 156177, 156510, 157920, 158656, 159840, 166944, 167832, 168840, 170046, 173530, 173664, 176344, 177660, 178488, 181440, 182595, 186480, 187812, 188940, 189504, 189945, 191808, 192960, 194768, 198320, 198387, 200799, 201536, 202608, 203040, 208236, 208680, 209790, 213192, 217080, 219114, 220430, 223110, 223776, 225120, 226728, 233026, 234765, 236880, 237984, 239760, 243460, 243648, 248640, 250416, 251920, 253260, 255069, 260295, 264516, 266490, 267732, 270144, 277648, 278240, 279720, 281718, 283410, 284256, 289440, 292152, 297480, 302304, 303912, 304560, 312354, 313020, 315840, 319680, 328671, 330645, 333888, 334665, 335664, 337680, 340092, 347060, 347328, 349539, 352688, 355320, 356976, 365190, 372960, 375624, 377880, 379890, 389536, 396640, 396774, 401598, 405216, 406080, 416472, 417360, 419580, 425115, 426384, 434160, 438228, 440860, 446220, 447552, 450240, 453456, 466052, 468531, 469530, 473760, 475968, 479520, 486920, 500832, 503840, 506520, 510138, 520590, 529032, 532980, 535464, 547785, 555296, 556480, 559440, 563436, 566820, 568512, 578880, 582565, 584304, 594960, 595161, 604608, 607824, 609120, 624708, 626040, 657342, 661290, 669330, 671328, 675360, 680184, 694120, 699078, 704295, 705376, 710640, 713952, 730380, 745920, 751248, 755760, 759780, 779072, 780885, 793280, 793548, 803196, 810432, 815591, 832944, 834720, 839160, 850230, 852768, 868320, 876456, 881720, 892440, 906912, 932104, 937062, 939060, 947520, 959040, 973840, 986013, 991935, 1001664, 1003995, 1007680, 1013040, 1020276, 1041180, 1048617, 1058064, 1065960, 1070928, 1095570, 1110592, 1118880, 1126872, 1133640, 1165130, 1168608, 1189920, 1190322, 1215648, 1218240, 1249416, 1252080, 1275345, 1314684, 1322580, 1338660, 1342656, 1350720, 1360368, 1388240, 1398156, 1405593, 1408590, 1410752, 1421280, 1427904, 1460760, 1502496, 1511520, 1519560, 1561770, 1587096, 1606392, 1631182, 1643355, 1665888, 1669440, 1678320, 1700460, 1705536, 1736640, 1747695, 1752912, 1763440, 1784880, 1785483, 1813824, 1864208, 1874124, 1878120, 1947680, 1972026, 1983870, 2007990, 2026080, 2040552, 2082360, 2097234, 2116128, 2131920, 2141856, 2191140, 2237760, 2253744, 2267280, 2330260, 2337216, 2342655, 2379840, 2380644, 2431296, 2446773, 2498832, 2504160, 2550690, 2629368, 2645160, 2677320, 2720736, 2776480, 2796312, 2811186, 2817180, 2842560, 2921520, 2975805, 3004992, 3023040, 3039120, 3123540, 3145851, 3174192, 3212784, 3262364, 3286710, 3331776, 3356640, 3400920, 3495390, 3505824, 3526880, 3569760, 3570966, 3728416, 3748248, 3756240, 3895360, 3944052, 3967740, 4015980, 4052160, 4077955, 4081104, 4164720, 4194468, 4232256, 4263840, 4283712, 4382280, 4507488, 4534560, 4660520, 4685310, 4761288, 4893546, 4930065, 4997664, 5008320, 5101380, 5243085, 5258736, 5290320, 5354640, 5441472, 5552960, 5592624, 5622372, 5634360, 5843040, 5951610, 6078240, 6247080, 6291702, 6348384, 6425568, 6524728, 6573420, 6713280, 6801840, 6990780, 7011648, 7027965, 7053760, 7139520, 7141932, 7340319, 7456832, 7496496, 7512480, 7888104, 7935480, 8031960, 8155910, 8162208, 8329440, 8388936, 8527680, 8764560, 8927415, 9014976, 9069120, 9321040, 9370620, 9437553, 9522576, 9787092, 9860130, 9995328, 10202760, 10486170, 10517472, 10580640, 10709280, 11185248, 11244744, 11268720, 11686080, 11903220, 12156480, 12233865, 12494160, 12583404, 12696768, 12851136, 13049456, 13146840, 13603680, 13981560, 14055930, 14283864, 14680638, 14992992, 15024960, 15729255, 15776208, 15870960, 16063920, 16311820, 16324416, 16658880, 16777872, 17529120, 17854830, 18642080, 18741240, 18875106, 19045152, 19574184, 19720260, 20405520, 20972340, 21034944, 21161280, 21418560, 22020957, 22370496, 22489488, 22537440, 23806440, 24467730, 24988320, 25166808, 26098912, 26293680, 27207360, 27963120, 28111860, 28567728, 29361276, 29985984, 31458510, 31552416, 31741920, 32127840, 32623640, 33555744, 35058240, 35709660, 36701595, 37284160, 37482480, 37750212, 38090304, 39148368, 39440520, 40811040, 41944680, 44041914, 44978976, 45074880, 47187765, 47612880, 48935460, 49976640, 50333616, 52197824, 52587360, 55926240, 56223720, 57135456, 58722552, 62917020, 63104832, 63483840, 64255680, 65247280, 66062871, 67111488, 71419320, 73403190, 74964960, 75500424, 78296736, 78881040, 81622080, 83889360, 88083828, 89957952, 94375530, 95225760, 97870920, 100667232, 105174720, 110104785, 111852480, 112447440, 114270912, 117445104, 125834040, 130494560, 132125742, 142838640, 146806380, 149929920, 151000848, 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約数ペア:

[(1, 21140118720), (2, 10570059360), (3, 7046706240), (4, 5285029680), (5, 4228023744), (6, 3523353120), (7, 3020016960), (8, 2642514840), (9, 2348902080), (10, 2114011872), (12, 1761676560), (14, 1510008480), (15, 1409341248), (16, 1321257420), (18, 1174451040), (20, 1057005936), (21, 1006672320), (24, 880838280), (27, 782967360), (28, 755004240), (30, 704670624), (32, 660628710), (35, 604003392), (36, 587225520), (37, 571354560), (40, 528502968), (42, 503336160), (45, 469780416), (47, 449789760), (48, 440419140), (54, 391483680), (56, 377502120), (60, 352335312), (63, 335557440), (64, 330314355), (67, 315524160), (70, 302001696), (72, 293612760), (74, 285677280), (80, 264251484), (81, 260989120), (84, 251668080), (90, 234890208), (94, 224894880), (96, 220209570), (105, 201334464), (108, 195741840), (111, 190451520), (112, 188751060), (120, 176167656), (126, 167778720), (134, 157762080), (135, 156593472), (140, 151000848), (141, 149929920), (144, 146806380), (148, 142838640), (160, 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31741920), (670, 31552416), (672, 31458510), (705, 29985984), (720, 29361276), (740, 28567728), (752, 28111860), (756, 27963120), (777, 27207360), (804, 26293680), (810, 26098912), (840, 25166808), (846, 24988320), (864, 24467730), (888, 23806440), (938, 22537440), (940, 22489488), (945, 22370496), (960, 22020957), (987, 21418560), (999, 21161280), (1005, 21034944), (1008, 20972340), (1036, 20405520), (1072, 19720260), (1080, 19574184), (1110, 19045152), (1120, 18875106), (1128, 18741240), (1134, 18642080), (1184, 17854830), (1206, 17529120), (1260, 16777872), (1269, 16658880), (1295, 16324416), (1296, 16311820), (1316, 16063920), (1332, 15870960), (1340, 15776208), (1344, 15729255), (1407, 15024960), (1410, 14992992), (1440, 14680638), (1480, 14283864), (1504, 14055930), (1512, 13981560), (1554, 13603680), (1608, 13146840), (1620, 13049456), (1645, 12851136), (1665, 12696768), (1680, 12583404), (1692, 12494160), (1728, 12233865), (1739, 12156480), (1776, 11903220), (1809, 11686080), (1876, 11268720), (1880, 11244744), (1890, 11185248), (1974, 10709280), (1998, 10580640), (2010, 10517472), (2016, 10486170), (2072, 10202760), (2115, 9995328), (2144, 9860130), (2160, 9787092), (2220, 9522576), (2240, 9437553), (2256, 9370620), (2268, 9321040), (2331, 9069120), (2345, 9014976), (2368, 8927415), (2412, 8764560), (2479, 8527680), (2520, 8388936), (2538, 8329440), (2590, 8162208), (2592, 8155910), (2632, 8031960), (2664, 7935480), (2680, 7888104), (2814, 7512480), (2820, 7496496), (2835, 7456832), (2880, 7340319), (2960, 7141932), (2961, 7139520), (2997, 7053760), (3008, 7027965), (3015, 7011648), (3024, 6990780), (3108, 6801840), (3149, 6713280), (3216, 6573420), (3240, 6524728), (3290, 6425568), (3330, 6348384), (3360, 6291702), (3384, 6247080), (3478, 6078240), (3552, 5951610), (3618, 5843040), (3752, 5634360), (3760, 5622372), (3780, 5592624), (3807, 5552960), (3885, 5441472), (3948, 5354640), (3996, 5290320), (4020, 5258736), (4032, 5243085), (4144, 5101380), (4221, 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(8883, 2379840), (9024, 2342655), (9045, 2337216), (9072, 2330260), (9324, 2267280), (9380, 2253744), (9447, 2237760), (9648, 2191140), (9870, 2141856), (9916, 2131920), (9990, 2116128), (10080, 2097234), (10152, 2082360), (10360, 2040552), (10434, 2026080), (10528, 2007990), (10656, 1983870), (10720, 1972026), (10854, 1947680), (11256, 1878120), (11280, 1874124), (11340, 1864208), (11655, 1813824), (11840, 1785483), (11844, 1784880), (11988, 1763440), (12060, 1752912), (12096, 1747695), (12173, 1736640), (12395, 1705536), (12432, 1700460), (12596, 1678320), (12663, 1669440), (12690, 1665888), (12864, 1643355), (12960, 1631182), (13160, 1606392), (13320, 1587096), (13536, 1561770), (13912, 1519560), (13986, 1511520), (14070, 1502496), (14472, 1460760), (14805, 1427904), (14874, 1421280), (14985, 1410752), (15008, 1408590), (15040, 1405593), (15120, 1398156), (15228, 1388240), (15540, 1360368), (15651, 1350720), (15745, 1342656), (15792, 1338660), (15984, 1322580), (16080, 1314684), (16576, 1275345), (16884, 1252080), (16920, 1249416), (17353, 1218240), (17390, 1215648), (17760, 1190322), (17766, 1189920), (18090, 1168608), (18144, 1165130), (18648, 1133640), (18760, 1126872), (18894, 1118880), (19035, 1110592), (19296, 1095570), (19740, 1070928), (19832, 1065960), (19980, 1058064), (20160, 1048617), (20304, 1041180), (20720, 1020276), (20868, 1013040), (20979, 1007680), (21056, 1003995), (21105, 1001664), (21312, 991935), (21440, 986013), (21708, 973840), (22043, 959040), (22311, 947520), (22512, 939060), (22560, 937062), (22680, 932104), (23310, 906912), (23688, 892440), (23976, 881720), (24120, 876456), (24346, 868320), (24790, 852768), (24864, 850230), (25192, 839160), (25326, 834720), (25380, 832944), (25920, 815591), (26085, 810432), (26320, 803196), (26640, 793548), (26649, 793280), (27072, 780885), (27135, 779072), (27824, 759780), (27972, 755760), (28140, 751248), (28341, 745920), (28944, 730380), (29610, 713952), (29748, 710640), (29970, 705376), (30016, 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