20309382720

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:245

約数の個数: 1120

約数和(自身を含む): 87097697280

約数和(自身を除く): 66788314560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 19, 20, 22, 23, 24, 27, 30, 32, 33, 36, 38, 40, 44, 45, 46, 48, 54, 55, 57, 60, 64, 66, 69, 72, 76, 80, 81, 88, 90, 92, 95, 96, 99, 108, 110, 114, 115, 120, 132, 135, 138, 144, 152, 160, 162, 163, 165, 171, 176, 180, 184, 190, 192, 198, 207, 209, 216, 220, 228, 230, 240, 253, 264, 270, 276, 285, 288, 297, 304, 320, 324, 326, 330, 342, 345, 352, 360, 368, 380, 396, 405, 414, 418, 432, 437, 440, 456, 460, 480, 489, 495, 506, 513, 528, 540, 552, 570, 576, 594, 608, 621, 627, 648, 652, 660, 684, 690, 704, 720, 736, 759, 760, 792, 810, 815, 828, 836, 855, 864, 874, 880, 891, 912, 920, 960, 978, 990, 1012, 1026, 1035, 1045, 1056, 1080, 1104, 1140, 1188, 1216, 1242, 1254, 1265, 1296, 1304, 1311, 1320, 1368, 1380, 1440, 1467, 1472, 1485, 1518, 1520, 1539, 1584, 1620, 1630, 1656, 1672, 1710, 1728, 1748, 1760, 1782, 1793, 1824, 1840, 1863, 1881, 1956, 1980, 2024, 2052, 2070, 2090, 2112, 2160, 2185, 2208, 2277, 2280, 2376, 2445, 2484, 2508, 2530, 2565, 2592, 2608, 2622, 2640, 2736, 2760, 2880, 2934, 2970, 3036, 3040, 3078, 3097, 3105, 3135, 3168, 3240, 3260, 3312, 3344, 3420, 3496, 3520, 3564, 3586, 3648, 3680, 3726, 3749, 3762, 3795, 3912, 3933, 3960, 4048, 4104, 4140, 4180, 4320, 4370, 4401, 4416, 4455, 4554, 4560, 4752, 4807, 4890, 4968, 5016, 5060, 5130, 5184, 5216, 5244, 5280, 5379, 5472, 5520, 5643, 5868, 5940, 6072, 6080, 6156, 6194, 6210, 6270, 6336, 6480, 6520, 6555, 6624, 6688, 6831, 6840, 6992, 7128, 7172, 7335, 7360, 7452, 7498, 7524, 7590, 7695, 7824, 7866, 7920, 8096, 8208, 8280, 8360, 8640, 8740, 8802, 8910, 8965, 9108, 9120, 9291, 9315, 9405, 9504, 9614, 9780, 9936, 10032, 10120, 10260, 10432, 10488, 10560, 10758, 10944, 11040, 11247, 11286, 11385, 11736, 11799, 11880, 12144, 12312, 12388, 12420, 12540, 12960, 13040, 13110, 13203, 13248, 13376, 13662, 13680, 13984, 14256, 14344, 14421, 14670, 14904, 14996, 15048, 15180, 15390, 15485, 15648, 15732, 15840, 16137, 16192, 16416, 16560, 16720, 16929, 17480, 17604, 17820, 17930, 18216, 18240, 18582, 18630, 18745, 18810, 19008, 19228, 19560, 19665, 19872, 20064, 20240, 20493, 20520, 20976, 21516, 22005, 22080, 22494, 22572, 22770, 23472, 23598, 23760, 24035, 24288, 24624, 24776, 24840, 25080, 25920, 26080, 26220, 26406, 26895, 27324, 27360, 27873, 27968, 28215, 28512, 28688, 28842, 29340, 29808, 29992, 30096, 30360, 30780, 30970, 31296, 31464, 31680, 32274, 32832, 33120, 33440, 33741, 33858, 34067, 34155, 34960, 35208, 35397, 35640, 35860, 36432, 37164, 37260, 37490, 37620, 38456, 39120, 39330, 39744, 40128, 40480, 40986, 41040, 41239, 41952, 43032, 43263, 44010, 44988, 45144, 45540, 46455, 46944, 47196, 47520, 48070, 48411, 48576, 49248, 49552, 49680, 50160, 52160, 52440, 52812, 53790, 54648, 54720, 55746, 56235, 56430, 57024, 57376, 57684, 58680, 58995, 59616, 59984, 60192, 60720, 61560, 61940, 62928, 64548, 66015, 66240, 66880, 67482, 67716, 68134, 68310, 69920, 70416, 70794, 71231, 71280, 71720, 72105, 72864, 74328, 74520, 74980, 75240, 76912, 78240, 78660, 80685, 80960, 81972, 82080, 82478, 83619, 83904, 84645, 86064, 86526, 88020, 89976, 90288, 91080, 92910, 93888, 94392, 95040, 96140, 96822, 98496, 99104, 99360, 100320, 101223, 102201, 102465, 104880, 105624, 107580, 109296, 111492, 112470, 112860, 114752, 115368, 117360, 117990, 119232, 119968, 120384, 121440, 123120, 123717, 123880, 125856, 129096, 129789, 132030, 134964, 135432, 136268, 136620, 139365, 139840, 140832, 141588, 142462, 142560, 143440, 144210, 145233, 145728, 148656, 149040, 149960, 150480, 153824, 156480, 157320, 161370, 163944, 164160, 164956, 167238, 168705, 169290, 170335, 172128, 173052, 176040, 176985, 179952, 180576, 182160, 185820, 188784, 192280, 193644, 198208, 198720, 200640, 202446, 204402, 204930, 206195, 209760, 211248, 213693, 215160, 216315, 218592, 222984, 224940, 225720, 230736, 234720, 235980, 239936, 242055, 242880, 246240, 247434, 247760, 250857, 251712, 258192, 259578, 264060, 269928, 270864, 272536, 273240, 278730, 281664, 283176, 284924, 285120, 286880, 288420, 290466, 297312, 298080, 299920, 300960, 303669, 306603, 307648, 314640, 322740, 327888, 329912, 334476, 337410, 338580, 340670, 344256, 346104, 352080, 353970, 356155, 359904, 361152, 364320, 371151, 371640, 377568, 384560, 387288, 389367, 404892, 408804, 409860, 412390, 418095, 419520, 422496, 427386, 430320, 432630, 437184, 445968, 449880, 451440, 461472, 469440, 471960, 484110, 492480, 494868, 495520, 501714, 506115, 511005, 516384, 519156, 528120, 539856, 541728, 545072, 546480, 557460, 566352, 569848, 573760, 576840, 580932, 594624, 596160, 599840, 601920, 607338, 613206, 618585, 629280, 641079, 645480, 648945, 655776, 659824, 668952, 674820, 677160, 681340, 692208, 704160, 707940, 712310, 719808, 726165, 728640, 742302, 743280, 755136, 769120, 774576, 778734, 783541, 809784, 817608, 819720, 824780, 836190, 844992, 854772, 860640, 865260, 891936, 899760, 902880, 919809, 922944, 943920, 968220, 989736, 991040, 1003428, 1012230, 1022010, 1032768, 1038312, 1056240, 1068465, 1079712, 1083456, 1090144, 1092960, 1113453, 1114920, 1132704, 1139696, 1153680, 1161864, 1199680, 1214676, 1226412, 1237170, 1254285, 1258560, 1282158, 1290960, 1297890, 1311552, 1319648, 1337904, 1349640, 1354320, 1362680, 1384416, 1408320, 1415880, 1424620, 1452330, 1484604, 1486560, 1518345, 1533015, 1538240, 1549152, 1557468, 1567082, 1619568, 1635216, 1639440, 1649560, 1672380, 1709544, 1721280, 1730520, 1783872, 1799520, 1805760, 1839618, 1855755, 1887840, 1923237, 1936440, 1946835, 1979472, 2006856, 2024460, 2044020, 2076624, 2112480, 2136930, 2159424, 2180288, 2185920, 2226906, 2229840, 2265408, 2279392, 2307360, 2323728, 2350623, 2429352, 2452824, 2474340, 2508570, 2564316, 2581920, 2595780, 2639296, 2675808, 2699280, 2708640, 2725360, 2759427, 2768832, 2831760, 2849240, 2904660, 2969208, 2973120, 3036690, 3066030, 3098304, 3114936, 3134164, 3205395, 3239136, 3270432, 3278880, 3299120, 3340359, 3344760, 3419088, 3461040, 3599040, 3679236, 3711510, 3775680, 3846474, 3872880, 3893670, 3917705, 3958944, 4013712, 4048920, 4088040, 4153248, 4224960, 4273860, 4453812, 4459680, 4558784, 4599045, 4614720, 4647456, 4701246, 4858704, 4905648, 4948680, 5017140, 5128632, 5163840, 5191560, 5351616, 5398560, 5417280, 5450720, 5518854, 5567265, 5663520, 5698480, 5769711, 5809320, 5938416, 6073380, 6132060, 6229872, 6268328, 6410790, 6478272, 6540864, 6557760, 6598240, 6680718, 6689520, 6838176, 6922080, 7051869, 7358472, 7423020, 7692948, 7745760, 7787340, 7835410, 7917888, 8027424, 8097840, 8176080, 8306496, 8547720, 8907624, 8919360, 9198090, 9294912, 9402492, 9616185, 9717408, 9811296, 9897360, 10034280, 10257264, 10383120, 10797120, 10901440, 11037708, 11134530, 11327040, 11396960, 11539422, 11618640, 11753115, 11876832, 12146760, 12264120, 12459744, 12536656, 12821580, 13196480, 13361436, 13379040, 13676352, 13797135, 13844160, 14103738, 14716944, 14846040, 15385896, 15491520, 15574680, 15670820, 16054848, 16195680, 16352160, 16701795, 17095440, 17815248, 18396180, 18804984, 19232370, 19434816, 19622592, 19794720, 20068560, 20514528, 20766240, 21155607, 22075416, 22269060, 22793920, 23078844, 23237280, 23506230, 23753664, 24293520, 24528240, 24919488, 25073312, 25643160, 26722872, 26758080, 27594270, 28207476, 28848555, 29433888, 29692080, 30771792, 31149360, 31341640, 32391360, 32704320, 33403590, 34190880, 35259345, 35630496, 36792360, 37609968, 38464740, 39589440, 40137120, 41029056, 41532480, 42311214, 44150832, 44538120, 46157688, 46474560, 47012460, 48587040, 49056480, 50146624, 51286320, 53445744, 55188540, 56414952, 57697110, 58867776, 59384160, 61543584, 62298720, 62683280, 63466821, 66807180, 68381760, 70518690, 71260992, 73584720, 75219936, 76929480, 80274240, 84622428, 88301664, 89076240, 92315376, 94024920, 97174080, 98112960, 102572640, 105778035, 106891488, 110377080, 112829904, 115394220, 118768320, 123087168, 124597440, 125366560, 126933642, 133614360, 141037380, 147169440, 150439872, 153858960, 169244856, 176603328, 178152480, 184630752, 188049840, 205145280, 211556070, 213782976, 220754160, 225659808, 230788440, 250733120, 253867284, 267228720, 282074760, 294338880, 307717920, 317334105, 338489712, 356304960, 369261504, 376099680, 423112140, 441508320, 451319616, 461576880, 507734568, 534457440, 564149520, 615435840, 634668210, 676979424, 752199360, 846224280, 883016640, 923153760, 1015469136, 1068914880, 1128299040, 1269336420, 1353958848, 1692448560, 1846307520, 2030938272, 2256598080, 2538672840, 3384897120, 4061876544, 5077345680, 6769794240, 10154691360, 20309382720]

約数ペア:

[(1, 20309382720), (2, 10154691360), (3, 6769794240), (4, 5077345680), (5, 4061876544), (6, 3384897120), (8, 2538672840), (9, 2256598080), (10, 2030938272), (11, 1846307520), (12, 1692448560), (15, 1353958848), (16, 1269336420), (18, 1128299040), (19, 1068914880), (20, 1015469136), (22, 923153760), (23, 883016640), (24, 846224280), (27, 752199360), (30, 676979424), (32, 634668210), (33, 615435840), (36, 564149520), (38, 534457440), (40, 507734568), (44, 461576880), (45, 451319616), (46, 441508320), (48, 423112140), (54, 376099680), (55, 369261504), (57, 356304960), (60, 338489712), (64, 317334105), (66, 307717920), (69, 294338880), (72, 282074760), (76, 267228720), (80, 253867284), (81, 250733120), (88, 230788440), (90, 225659808), (92, 220754160), (95, 213782976), (96, 211556070), (99, 205145280), (108, 188049840), (110, 184630752), (114, 178152480), (115, 176603328), (120, 169244856), (132, 153858960), (135, 150439872), (138, 147169440), (144, 141037380), (152, 133614360), (160, 126933642), (162, 125366560), (163, 124597440), (165, 123087168), (171, 118768320), (176, 115394220), (180, 112829904), (184, 110377080), (190, 106891488), (192, 105778035), (198, 102572640), (207, 98112960), (209, 97174080), (216, 94024920), (220, 92315376), (228, 89076240), (230, 88301664), (240, 84622428), (253, 80274240), (264, 76929480), (270, 75219936), (276, 73584720), (285, 71260992), (288, 70518690), (297, 68381760), (304, 66807180), (320, 63466821), (324, 62683280), (326, 62298720), (330, 61543584), (342, 59384160), (345, 58867776), (352, 57697110), (360, 56414952), (368, 55188540), (380, 53445744), (396, 51286320), (405, 50146624), (414, 49056480), (418, 48587040), (432, 47012460), (437, 46474560), (440, 46157688), (456, 44538120), (460, 44150832), (480, 42311214), (489, 41532480), (495, 41029056), (506, 40137120), (513, 39589440), (528, 38464740), (540, 37609968), (552, 36792360), (570, 35630496), (576, 35259345), (594, 34190880), (608, 33403590), (621, 32704320), (627, 32391360), (648, 31341640), (652, 31149360), (660, 30771792), (684, 29692080), (690, 29433888), (704, 28848555), (720, 28207476), (736, 27594270), (759, 26758080), (760, 26722872), (792, 25643160), (810, 25073312), (815, 24919488), (828, 24528240), (836, 24293520), (855, 23753664), (864, 23506230), (874, 23237280), (880, 23078844), (891, 22793920), (912, 22269060), (920, 22075416), (960, 21155607), (978, 20766240), (990, 20514528), (1012, 20068560), (1026, 19794720), (1035, 19622592), (1045, 19434816), (1056, 19232370), (1080, 18804984), (1104, 18396180), (1140, 17815248), (1188, 17095440), (1216, 16701795), (1242, 16352160), (1254, 16195680), (1265, 16054848), (1296, 15670820), (1304, 15574680), (1311, 15491520), (1320, 15385896), (1368, 14846040), (1380, 14716944), (1440, 14103738), (1467, 13844160), (1472, 13797135), (1485, 13676352), (1518, 13379040), (1520, 13361436), (1539, 13196480), (1584, 12821580), (1620, 12536656), (1630, 12459744), (1656, 12264120), (1672, 12146760), (1710, 11876832), (1728, 11753115), (1748, 11618640), (1760, 11539422), (1782, 11396960), (1793, 11327040), (1824, 11134530), (1840, 11037708), (1863, 10901440), (1881, 10797120), (1956, 10383120), (1980, 10257264), (2024, 10034280), (2052, 9897360), (2070, 9811296), (2090, 9717408), (2112, 9616185), (2160, 9402492), (2185, 9294912), (2208, 9198090), (2277, 8919360), (2280, 8907624), (2376, 8547720), (2445, 8306496), (2484, 8176080), (2508, 8097840), (2530, 8027424), (2565, 7917888), (2592, 7835410), (2608, 7787340), (2622, 7745760), (2640, 7692948), (2736, 7423020), (2760, 7358472), (2880, 7051869), (2934, 6922080), (2970, 6838176), (3036, 6689520), (3040, 6680718), (3078, 6598240), (3097, 6557760), (3105, 6540864), (3135, 6478272), (3168, 6410790), (3240, 6268328), (3260, 6229872), (3312, 6132060), (3344, 6073380), (3420, 5938416), (3496, 5809320), (3520, 5769711), (3564, 5698480), (3586, 5663520), (3648, 5567265), (3680, 5518854), (3726, 5450720), (3749, 5417280), (3762, 5398560), (3795, 5351616), (3912, 5191560), (3933, 5163840), (3960, 5128632), (4048, 5017140), (4104, 4948680), (4140, 4905648), (4180, 4858704), (4320, 4701246), (4370, 4647456), (4401, 4614720), (4416, 4599045), (4455, 4558784), (4554, 4459680), (4560, 4453812), (4752, 4273860), (4807, 4224960), (4890, 4153248), (4968, 4088040), (5016, 4048920), (5060, 4013712), (5130, 3958944), (5184, 3917705), (5216, 3893670), (5244, 3872880), (5280, 3846474), (5379, 3775680), (5472, 3711510), (5520, 3679236), (5643, 3599040), (5868, 3461040), (5940, 3419088), (6072, 3344760), (6080, 3340359), (6156, 3299120), (6194, 3278880), (6210, 3270432), (6270, 3239136), (6336, 3205395), (6480, 3134164), (6520, 3114936), (6555, 3098304), (6624, 3066030), (6688, 3036690), (6831, 2973120), (6840, 2969208), (6992, 2904660), (7128, 2849240), (7172, 2831760), (7335, 2768832), (7360, 2759427), (7452, 2725360), (7498, 2708640), (7524, 2699280), (7590, 2675808), (7695, 2639296), (7824, 2595780), (7866, 2581920), (7920, 2564316), (8096, 2508570), (8208, 2474340), (8280, 2452824), (8360, 2429352), (8640, 2350623), (8740, 2323728), (8802, 2307360), (8910, 2279392), (8965, 2265408), (9108, 2229840), (9120, 2226906), (9291, 2185920), (9315, 2180288), (9405, 2159424), (9504, 2136930), (9614, 2112480), (9780, 2076624), (9936, 2044020), (10032, 2024460), (10120, 2006856), (10260, 1979472), (10432, 1946835), (10488, 1936440), (10560, 1923237), (10758, 1887840), (10944, 1855755), (11040, 1839618), (11247, 1805760), (11286, 1799520), (11385, 1783872), (11736, 1730520), (11799, 1721280), (11880, 1709544), (12144, 1672380), (12312, 1649560), (12388, 1639440), (12420, 1635216), (12540, 1619568), (12960, 1567082), (13040, 1557468), (13110, 1549152), (13203, 1538240), (13248, 1533015), (13376, 1518345), (13662, 1486560), (13680, 1484604), (13984, 1452330), (14256, 1424620), (14344, 1415880), (14421, 1408320), (14670, 1384416), (14904, 1362680), (14996, 1354320), (15048, 1349640), (15180, 1337904), (15390, 1319648), (15485, 1311552), (15648, 1297890), (15732, 1290960), (15840, 1282158), (16137, 1258560), (16192, 1254285), (16416, 1237170), (16560, 1226412), (16720, 1214676), (16929, 1199680), (17480, 1161864), (17604, 1153680), (17820, 1139696), (17930, 1132704), (18216, 1114920), (18240, 1113453), (18582, 1092960), (18630, 1090144), (18745, 1083456), (18810, 1079712), (19008, 1068465), (19228, 1056240), (19560, 1038312), (19665, 1032768), (19872, 1022010), (20064, 1012230), (20240, 1003428), (20493, 991040), (20520, 989736), (20976, 968220), (21516, 943920), (22005, 922944), (22080, 919809), (22494, 902880), (22572, 899760), (22770, 891936), (23472, 865260), (23598, 860640), (23760, 854772), (24035, 844992), (24288, 836190), (24624, 824780), (24776, 819720), (24840, 817608), (25080, 809784), (25920, 783541), (26080, 778734), (26220, 774576), (26406, 769120), (26895, 755136), (27324, 743280), (27360, 742302), (27873, 728640), (27968, 726165), (28215, 719808), (28512, 712310), (28688, 707940), (28842, 704160), (29340, 692208), (29808, 681340), (29992, 677160), (30096, 674820), (30360, 668952), (30780, 659824), (30970, 655776), (31296, 648945), (31464, 645480), (31680, 641079), (32274, 629280), (32832, 618585), (33120, 613206), (33440, 607338), (33741, 601920), (33858, 599840), (34067, 596160), (34155, 594624), (34960, 580932), (35208, 576840), (35397, 573760), (35640, 569848), (35860, 566352), (36432, 557460), (37164, 546480), (37260, 545072), (37490, 541728), (37620, 539856), (38456, 528120), (39120, 519156), (39330, 516384), (39744, 511005), (40128, 506115), (40480, 501714), (40986, 495520), (41040, 494868), (41239, 492480), (41952, 484110), (43032, 471960), (43263, 469440), (44010, 461472), (44988, 451440), (45144, 449880), (45540, 445968), (46455, 437184), (46944, 432630), (47196, 430320), (47520, 427386), (48070, 422496), (48411, 419520), (48576, 418095), (49248, 412390), (49552, 409860), (49680, 408804), (50160, 404892), (52160, 389367), (52440, 387288), (52812, 384560), (53790, 377568), (54648, 371640), (54720, 371151), (55746, 364320), (56235, 361152), (56430, 359904), (57024, 356155), (57376, 353970), (57684, 352080), (58680, 346104), (58995, 344256), (59616, 340670), (59984, 338580), (60192, 337410), (60720, 334476), (61560, 329912), (61940, 327888), (62928, 322740), (64548, 314640), (66015, 307648), (66240, 306603), (66880, 303669), (67482, 300960), (67716, 299920), (68134, 298080), (68310, 297312), (69920, 290466), (70416, 288420), (70794, 286880), (71231, 285120), (71280, 284924), (71720, 283176), (72105, 281664), (72864, 278730), (74328, 273240), (74520, 272536), (74980, 270864), (75240, 269928), (76912, 264060), (78240, 259578), (78660, 258192), (80685, 251712), (80960, 250857), (81972, 247760), (82080, 247434), (82478, 246240), (83619, 242880), (83904, 242055), (84645, 239936), (86064, 235980), (86526, 234720), (88020, 230736), (89976, 225720), (90288, 224940), (91080, 222984), (92910, 218592), (93888, 216315), (94392, 215160), (95040, 213693), (96140, 211248), (96822, 209760), (98496, 206195), (99104, 204930), (99360, 204402), (100320, 202446), (101223, 200640), (102201, 198720), (102465, 198208), (104880, 193644), (105624, 192280), (107580, 188784), (109296, 185820), (111492, 182160), (112470, 180576), (112860, 179952), (114752, 176985), (115368, 176040), (117360, 173052), (117990, 172128), (119232, 170335), (119968, 169290), (120384, 168705), (121440, 167238), (123120, 164956), (123717, 164160), (123880, 163944), (125856, 161370), (129096, 157320), (129789, 156480), (132030, 153824), (134964, 150480), (135432, 149960), (136268, 149040), (136620, 148656), (139365, 145728), (139840, 145233), (140832, 144210), (141588, 143440), (142462, 142560)]