20216401920

素因数分解:

$2^{12}\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1$

素因数の和:131

約数の個数: 936

約数和(自身を含む): 84181200480

約数和(自身を除く): 63964798560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 16, 18, 20, 22, 24, 26, 30, 32, 33, 36, 39, 40, 44, 45, 48, 52, 55, 59, 60, 64, 65, 66, 72, 78, 80, 88, 90, 96, 99, 104, 110, 117, 118, 120, 128, 130, 132, 143, 144, 156, 160, 165, 169, 176, 177, 180, 192, 195, 198, 208, 220, 234, 236, 240, 256, 260, 264, 286, 288, 295, 312, 320, 330, 338, 352, 354, 360, 384, 390, 396, 416, 429, 440, 468, 472, 480, 495, 507, 512, 520, 528, 531, 572, 576, 585, 590, 624, 640, 649, 660, 676, 704, 708, 715, 720, 767, 768, 780, 792, 832, 845, 858, 880, 885, 936, 944, 960, 990, 1014, 1024, 1040, 1056, 1062, 1144, 1152, 1170, 1180, 1248, 1280, 1287, 1298, 1320, 1352, 1408, 1416, 1430, 1440, 1521, 1534, 1536, 1560, 1584, 1664, 1690, 1716, 1760, 1770, 1859, 1872, 1888, 1920, 1947, 1980, 2028, 2048, 2080, 2112, 2124, 2145, 2288, 2301, 2304, 2340, 2360, 2496, 2535, 2560, 2574, 2596, 2640, 2655, 2704, 2816, 2832, 2860, 2880, 3042, 3068, 3072, 3120, 3168, 3245, 3328, 3380, 3432, 3520, 3540, 3718, 3744, 3776, 3835, 3840, 3894, 3960, 4056, 4096, 4160, 4224, 4248, 4290, 4576, 4602, 4608, 4680, 4720, 4992, 5070, 5120, 5148, 5192, 5280, 5310, 5408, 5577, 5632, 5664, 5720, 5760, 5841, 6084, 6136, 6144, 6240, 6336, 6435, 6490, 6656, 6760, 6864, 6903, 7040, 7080, 7436, 7488, 7552, 7605, 7670, 7680, 7788, 7920, 8112, 8320, 8437, 8448, 8496, 8580, 9152, 9204, 9216, 9295, 9360, 9440, 9735, 9971, 9984, 10140, 10240, 10296, 10384, 10560, 10620, 10816, 11154, 11264, 11328, 11440, 11505, 11520, 11682, 12168, 12272, 12288, 12480, 12672, 12870, 12980, 13312, 13520, 13728, 13806, 14080, 14160, 14872, 14976, 15104, 15210, 15340, 15360, 15576, 15840, 16224, 16640, 16731, 16874, 16896, 16992, 17160, 18304, 18408, 18432, 18590, 18720, 18880, 19470, 19942, 19968, 20280, 20480, 20592, 20768, 21120, 21240, 21632, 22308, 22528, 22656, 22880, 23010, 23040, 23364, 24336, 24544, 24960, 25311, 25344, 25740, 25960, 26624, 27040, 27456, 27612, 27885, 28160, 28320, 29205, 29744, 29913, 29952, 30208, 30420, 30680, 30720, 31152, 31680, 32448, 33280, 33462, 33748, 33792, 33984, 34320, 34515, 36608, 36816, 36864, 37180, 37440, 37760, 38940, 39884, 39936, 40560, 41184, 41536, 42185, 42240, 42480, 43264, 44616, 45056, 45312, 45760, 46020, 46080, 46728, 48672, 49088, 49855, 49920, 50622, 50688, 51480, 51920, 53248, 54080, 54912, 55224, 55770, 56320, 56640, 58410, 59488, 59826, 59904, 60416, 60840, 61360, 61440, 62304, 63360, 64896, 66560, 66924, 67496, 67584, 67968, 68640, 69030, 73216, 73632, 74360, 74880, 75520, 75933, 77880, 79768, 79872, 81120, 82368, 83072, 83655, 84370, 84480, 84960, 86528, 89232, 89739, 90624, 91520, 92040, 92160, 93456, 97344, 98176, 99710, 99840, 101244, 101376, 102960, 103840, 108160, 109681, 109824, 110448, 111540, 112640, 113280, 116820, 118976, 119652, 119808, 120832, 121680, 122720, 124608, 126555, 126720, 129792, 133120, 133848, 134992, 135168, 135936, 137280, 138060, 146432, 147264, 148720, 149565, 149760, 151040, 151866, 155760, 159536, 159744, 162240, 164736, 166144, 167310, 168740, 168960, 169920, 173056, 178464, 179478, 181248, 183040, 184080, 184320, 186912, 194688, 196352, 199420, 199680, 202488, 202752, 205920, 207680, 216320, 219362, 219648, 220896, 223080, 225280, 226560, 233640, 237952, 239304, 239616, 241664, 243360, 245440, 249216, 253110, 253440, 259584, 266240, 267696, 269984, 271872, 274560, 276120, 292864, 294528, 297440, 299130, 299520, 302080, 303732, 311520, 319072, 324480, 329043, 329472, 332288, 334620, 337480, 337920, 339840, 346112, 356928, 358956, 362496, 366080, 368160, 373824, 379665, 389376, 392704, 398840, 399360, 404976, 405504, 411840, 415360, 432640, 438724, 439296, 441792, 446160, 448695, 453120, 467280, 475904, 478608, 479232, 486720, 490880, 498432, 506220, 506880, 519168, 535392, 539968, 543744, 548405, 549120, 552240, 585728, 589056, 594880, 598260, 599040, 604160, 607464, 623040, 638144, 648960, 658086, 658944, 664576, 669240, 674960, 675840, 679680, 692224, 713856, 717912, 724992, 732160, 736320, 747648, 759330, 778752, 785408, 797680, 798720, 809952, 823680, 830720, 865280, 877448, 878592, 883584, 892320, 897390, 906240, 934560, 951808, 957216, 973440, 981760, 987129, 996864, 1012440, 1013760, 1038336, 1070784, 1079936, 1087488, 1096810, 1098240, 1104480, 1178112, 1189760, 1196520, 1198080, 1208320, 1214928, 1246080, 1276288, 1297920, 1316172, 1317888, 1329152, 1338480, 1349920, 1359360, 1427712, 1435824, 1464320, 1472640, 1495296, 1518660, 1557504, 1570816, 1595360, 1619904, 1645215, 1647360, 1661440, 1730560, 1754896, 1757184, 1767168, 1784640, 1794780, 1812480, 1869120, 1903616, 1914432, 1946880, 1963520, 1974258, 1993728, 2024880, 2027520, 2076672, 2141568, 2159872, 2174976, 2193620, 2196480, 2208960, 2356224, 2379520, 2393040, 2396160, 2429856, 2492160, 2552576, 2595840, 2632344, 2635776, 2658304, 2676960, 2699840, 2718720, 2855424, 2871648, 2928640, 2945280, 2990592, 3037320, 3115008, 3141632, 3190720, 3239808, 3290430, 3294720, 3322880, 3461120, 3509792, 3534336, 3569280, 3589560, 3624960, 3738240, 3807232, 3828864, 3893760, 3927040, 3948516, 3987456, 4049760, 4283136, 4319744, 4387240, 4392960, 4417920, 4712448, 4759040, 4786080, 4859712, 4935645, 4984320, 5105152, 5191680, 5264688, 5271552, 5353920, 5399680, 5437440, 5710848, 5743296, 5890560, 5981184, 6074640, 6230016, 6381440, 6479616, 6580860, 6589440, 6645760, 7019584, 7068672, 7138560, 7179120, 7476480, 7614464, 7657728, 7787520, 7854080, 7897032, 7974912, 8099520, 8566272, 8639488, 8774480, 8785920, 8835840, 9424896, 9518080, 9572160, 9719424, 9871290, 9968640, 10210304, 10383360, 10529376, 10707840, 10799360, 10874880, 11421696, 11486592, 11781120, 11962368, 12149280, 12762880, 12959232, 13161720, 13178880, 13291520, 14039168, 14137344, 14277120, 14358240, 14952960, 15315456, 15575040, 15708160, 15794064, 16199040, 17132544, 17278976, 17548960, 17671680, 19036160, 19144320, 19438848, 19742580, 19937280, 20420608, 21058752, 21415680, 21598720, 22843392, 22973184, 23562240, 23924736, 24298560, 25525760, 25918464, 26323440, 26357760, 28078336, 28274688, 28554240, 28716480, 29905920, 30630912, 31150080, 31588128, 32398080, 34265088, 34557952, 35097920, 35343360, 38072320, 38288640, 38877696, 39485160, 39874560, 40841216, 42117504, 42831360, 43197440, 45946368, 47124480, 48597120, 51051520, 51836928, 52646880, 56156672, 57108480, 57432960, 59811840, 61261824, 63176256, 64796160, 68530176, 70195840, 70686720, 76577280, 77755392, 78970320, 84235008, 85662720, 86394880, 91892736, 97194240, 102103040, 103673856, 105293760, 112313344, 114216960, 114865920, 119623680, 122523648, 126352512, 129592320, 140391680, 141373440, 153154560, 155510784, 157940640, 168470016, 171325440, 172789760, 183785472, 194388480, 204206080, 210587520, 224626688, 229731840, 252705024, 259184640, 280783360, 306309120, 311021568, 315881280, 336940032, 342650880, 367570944, 388776960, 421175040, 449253376, 459463680, 505410048, 518369280, 561566720, 612618240, 631762560, 673880064, 777553920, 842350080, 918927360, 1010820096, 1123133440, 1263525120, 1347760128, 1555107840, 1684700160, 1837854720, 2021640192, 2246266880, 2527050240, 3369400320, 4043280384, 5054100480, 6738800640, 10108200960, 20216401920]

約数ペア:

[(1, 20216401920), (2, 10108200960), (3, 6738800640), (4, 5054100480), (5, 4043280384), (6, 3369400320), (8, 2527050240), (9, 2246266880), (10, 2021640192), (11, 1837854720), (12, 1684700160), (13, 1555107840), (15, 1347760128), (16, 1263525120), (18, 1123133440), (20, 1010820096), (22, 918927360), (24, 842350080), (26, 777553920), (30, 673880064), (32, 631762560), (33, 612618240), (36, 561566720), (39, 518369280), (40, 505410048), (44, 459463680), (45, 449253376), (48, 421175040), (52, 388776960), (55, 367570944), (59, 342650880), (60, 336940032), (64, 315881280), (65, 311021568), (66, 306309120), (72, 280783360), (78, 259184640), (80, 252705024), (88, 229731840), (90, 224626688), (96, 210587520), (99, 204206080), (104, 194388480), (110, 183785472), (117, 172789760), (118, 171325440), (120, 168470016), (128, 157940640), (130, 155510784), (132, 153154560), (143, 141373440), (144, 140391680), (156, 129592320), (160, 126352512), (165, 122523648), (169, 119623680), (176, 114865920), (177, 114216960), (180, 112313344), (192, 105293760), (195, 103673856), (198, 102103040), (208, 97194240), (220, 91892736), (234, 86394880), (236, 85662720), (240, 84235008), (256, 78970320), (260, 77755392), (264, 76577280), (286, 70686720), (288, 70195840), (295, 68530176), (312, 64796160), (320, 63176256), (330, 61261824), (338, 59811840), (352, 57432960), (354, 57108480), (360, 56156672), (384, 52646880), (390, 51836928), (396, 51051520), (416, 48597120), (429, 47124480), (440, 45946368), (468, 43197440), (472, 42831360), (480, 42117504), (495, 40841216), (507, 39874560), (512, 39485160), (520, 38877696), (528, 38288640), (531, 38072320), (572, 35343360), (576, 35097920), (585, 34557952), (590, 34265088), (624, 32398080), (640, 31588128), (649, 31150080), (660, 30630912), (676, 29905920), (704, 28716480), (708, 28554240), (715, 28274688), (720, 28078336), (767, 26357760), (768, 26323440), (780, 25918464), (792, 25525760), (832, 24298560), (845, 23924736), (858, 23562240), (880, 22973184), (885, 22843392), (936, 21598720), (944, 21415680), (960, 21058752), (990, 20420608), (1014, 19937280), (1024, 19742580), (1040, 19438848), (1056, 19144320), (1062, 19036160), (1144, 17671680), (1152, 17548960), (1170, 17278976), (1180, 17132544), (1248, 16199040), (1280, 15794064), (1287, 15708160), (1298, 15575040), (1320, 15315456), (1352, 14952960), (1408, 14358240), (1416, 14277120), (1430, 14137344), (1440, 14039168), (1521, 13291520), (1534, 13178880), (1536, 13161720), (1560, 12959232), (1584, 12762880), (1664, 12149280), (1690, 11962368), (1716, 11781120), (1760, 11486592), (1770, 11421696), (1859, 10874880), (1872, 10799360), (1888, 10707840), (1920, 10529376), (1947, 10383360), (1980, 10210304), (2028, 9968640), (2048, 9871290), (2080, 9719424), (2112, 9572160), (2124, 9518080), (2145, 9424896), (2288, 8835840), (2301, 8785920), (2304, 8774480), (2340, 8639488), (2360, 8566272), (2496, 8099520), (2535, 7974912), (2560, 7897032), (2574, 7854080), (2596, 7787520), (2640, 7657728), (2655, 7614464), (2704, 7476480), (2816, 7179120), (2832, 7138560), (2860, 7068672), (2880, 7019584), (3042, 6645760), (3068, 6589440), (3072, 6580860), (3120, 6479616), (3168, 6381440), (3245, 6230016), (3328, 6074640), (3380, 5981184), (3432, 5890560), (3520, 5743296), (3540, 5710848), (3718, 5437440), (3744, 5399680), (3776, 5353920), (3835, 5271552), (3840, 5264688), (3894, 5191680), (3960, 5105152), (4056, 4984320), (4096, 4935645), (4160, 4859712), (4224, 4786080), (4248, 4759040), (4290, 4712448), (4576, 4417920), (4602, 4392960), (4608, 4387240), (4680, 4319744), (4720, 4283136), (4992, 4049760), (5070, 3987456), (5120, 3948516), (5148, 3927040), (5192, 3893760), (5280, 3828864), (5310, 3807232), (5408, 3738240), (5577, 3624960), (5632, 3589560), (5664, 3569280), (5720, 3534336), (5760, 3509792), (5841, 3461120), (6084, 3322880), (6136, 3294720), (6144, 3290430), (6240, 3239808), (6336, 3190720), (6435, 3141632), (6490, 3115008), (6656, 3037320), (6760, 2990592), (6864, 2945280), (6903, 2928640), (7040, 2871648), (7080, 2855424), (7436, 2718720), (7488, 2699840), (7552, 2676960), (7605, 2658304), (7670, 2635776), (7680, 2632344), (7788, 2595840), (7920, 2552576), (8112, 2492160), (8320, 2429856), (8437, 2396160), (8448, 2393040), (8496, 2379520), (8580, 2356224), (9152, 2208960), (9204, 2196480), (9216, 2193620), (9295, 2174976), (9360, 2159872), (9440, 2141568), (9735, 2076672), (9971, 2027520), (9984, 2024880), (10140, 1993728), (10240, 1974258), (10296, 1963520), (10384, 1946880), (10560, 1914432), (10620, 1903616), (10816, 1869120), (11154, 1812480), (11264, 1794780), (11328, 1784640), (11440, 1767168), (11505, 1757184), (11520, 1754896), (11682, 1730560), (12168, 1661440), (12272, 1647360), (12288, 1645215), (12480, 1619904), (12672, 1595360), (12870, 1570816), (12980, 1557504), (13312, 1518660), (13520, 1495296), (13728, 1472640), (13806, 1464320), (14080, 1435824), (14160, 1427712), (14872, 1359360), (14976, 1349920), (15104, 1338480), (15210, 1329152), (15340, 1317888), (15360, 1316172), (15576, 1297920), (15840, 1276288), (16224, 1246080), (16640, 1214928), (16731, 1208320), (16874, 1198080), (16896, 1196520), (16992, 1189760), (17160, 1178112), (18304, 1104480), (18408, 1098240), (18432, 1096810), (18590, 1087488), (18720, 1079936), (18880, 1070784), (19470, 1038336), (19942, 1013760), (19968, 1012440), (20280, 996864), (20480, 987129), (20592, 981760), (20768, 973440), (21120, 957216), (21240, 951808), (21632, 934560), (22308, 906240), (22528, 897390), (22656, 892320), (22880, 883584), (23010, 878592), (23040, 877448), (23364, 865280), (24336, 830720), (24544, 823680), (24960, 809952), (25311, 798720), (25344, 797680), (25740, 785408), (25960, 778752), (26624, 759330), (27040, 747648), (27456, 736320), (27612, 732160), (27885, 724992), (28160, 717912), (28320, 713856), (29205, 692224), (29744, 679680), (29913, 675840), (29952, 674960), (30208, 669240), (30420, 664576), (30680, 658944), (30720, 658086), (31152, 648960), (31680, 638144), (32448, 623040), (33280, 607464), (33462, 604160), (33748, 599040), (33792, 598260), (33984, 594880), (34320, 589056), (34515, 585728), (36608, 552240), (36816, 549120), (36864, 548405), (37180, 543744), (37440, 539968), (37760, 535392), (38940, 519168), (39884, 506880), (39936, 506220), (40560, 498432), (41184, 490880), (41536, 486720), (42185, 479232), (42240, 478608), (42480, 475904), (43264, 467280), (44616, 453120), (45056, 448695), (45312, 446160), (45760, 441792), (46020, 439296), (46080, 438724), (46728, 432640), (48672, 415360), (49088, 411840), (49855, 405504), (49920, 404976), (50622, 399360), (50688, 398840), (51480, 392704), (51920, 389376), (53248, 379665), (54080, 373824), (54912, 368160), (55224, 366080), (55770, 362496), (56320, 358956), (56640, 356928), (58410, 346112), (59488, 339840), (59826, 337920), (59904, 337480), (60416, 334620), (60840, 332288), (61360, 329472), (61440, 329043), (62304, 324480), (63360, 319072), (64896, 311520), (66560, 303732), (66924, 302080), (67496, 299520), (67584, 299130), (67968, 297440), (68640, 294528), (69030, 292864), (73216, 276120), (73632, 274560), (74360, 271872), (74880, 269984), (75520, 267696), (75933, 266240), (77880, 259584), (79768, 253440), (79872, 253110), (81120, 249216), (82368, 245440), (83072, 243360), (83655, 241664), (84370, 239616), (84480, 239304), (84960, 237952), (86528, 233640), (89232, 226560), (89739, 225280), (90624, 223080), (91520, 220896), (92040, 219648), (92160, 219362), (93456, 216320), (97344, 207680), (98176, 205920), (99710, 202752), (99840, 202488), (101244, 199680), (101376, 199420), (102960, 196352), (103840, 194688), (108160, 186912), (109681, 184320), (109824, 184080), (110448, 183040), (111540, 181248), (112640, 179478), (113280, 178464), (116820, 173056), (118976, 169920), (119652, 168960), (119808, 168740), (120832, 167310), (121680, 166144), (122720, 164736), (124608, 162240), (126555, 159744), (126720, 159536), (129792, 155760), (133120, 151866), (133848, 151040), (134992, 149760), (135168, 149565), (135936, 148720), (137280, 147264), (138060, 146432)]