20618657280

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:179

約数の個数: 960

約数和(自身を含む): 83327916672

約数和(自身を除く): 62709259392

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 23, 24, 26, 30, 32, 36, 39, 40, 41, 45, 46, 48, 52, 60, 64, 65, 69, 72, 73, 78, 80, 82, 90, 92, 96, 104, 115, 117, 120, 123, 128, 130, 138, 144, 146, 156, 160, 164, 180, 184, 192, 195, 205, 207, 208, 219, 230, 234, 240, 246, 256, 260, 276, 288, 292, 299, 312, 320, 328, 345, 360, 365, 368, 369, 384, 390, 410, 414, 416, 438, 460, 468, 480, 492, 512, 520, 533, 552, 576, 584, 585, 598, 615, 624, 640, 656, 657, 690, 720, 730, 736, 738, 768, 780, 820, 828, 832, 876, 897, 920, 936, 943, 949, 960, 984, 1035, 1040, 1066, 1095, 1104, 1152, 1168, 1170, 1196, 1230, 1248, 1280, 1312, 1314, 1380, 1440, 1460, 1472, 1476, 1495, 1536, 1560, 1599, 1640, 1656, 1664, 1679, 1752, 1794, 1840, 1845, 1872, 1886, 1898, 1920, 1968, 2070, 2080, 2132, 2190, 2208, 2304, 2336, 2340, 2392, 2460, 2496, 2560, 2624, 2628, 2665, 2691, 2760, 2829, 2847, 2880, 2920, 2944, 2952, 2990, 2993, 3120, 3198, 3280, 3285, 3312, 3328, 3358, 3504, 3588, 3680, 3690, 3744, 3772, 3796, 3840, 3936, 4140, 4160, 4264, 4380, 4416, 4485, 4608, 4672, 4680, 4715, 4745, 4784, 4797, 4920, 4992, 5037, 5248, 5256, 5330, 5382, 5520, 5658, 5694, 5760, 5840, 5888, 5904, 5980, 5986, 6240, 6396, 6560, 6570, 6624, 6656, 6716, 7008, 7176, 7360, 7380, 7488, 7544, 7592, 7680, 7872, 7995, 8280, 8320, 8395, 8487, 8528, 8541, 8760, 8832, 8970, 8979, 9344, 9360, 9430, 9490, 9568, 9594, 9840, 9984, 10074, 10496, 10512, 10660, 10764, 11040, 11316, 11388, 11520, 11680, 11776, 11808, 11960, 11972, 12259, 12480, 12792, 13120, 13140, 13248, 13432, 13455, 14016, 14145, 14235, 14352, 14720, 14760, 14965, 14976, 15088, 15111, 15184, 15744, 15990, 16560, 16640, 16790, 16974, 17056, 17082, 17520, 17664, 17940, 17958, 18688, 18720, 18860, 18980, 19136, 19188, 19680, 19968, 20148, 20992, 21024, 21320, 21528, 21827, 22080, 22632, 22776, 23040, 23360, 23616, 23920, 23944, 23985, 24518, 24960, 25185, 25584, 26240, 26280, 26496, 26864, 26910, 26937, 28032, 28290, 28470, 28704, 29440, 29520, 29930, 29952, 30176, 30222, 30368, 31488, 31980, 33120, 33280, 33580, 33948, 34112, 34164, 35040, 35328, 35880, 35916, 36777, 37376, 37440, 37720, 37960, 38272, 38376, 38909, 39360, 40296, 42048, 42435, 42640, 42705, 43056, 43654, 44160, 44895, 45264, 45552, 46720, 47232, 47840, 47888, 47970, 49036, 49920, 50370, 51168, 52480, 52560, 52992, 53728, 53820, 53874, 56064, 56580, 56940, 57408, 58880, 59040, 59860, 59904, 60352, 60444, 60736, 61295, 62976, 63960, 65481, 66240, 67160, 67896, 68224, 68328, 68839, 70080, 71760, 71832, 73554, 74880, 75440, 75555, 75920, 76544, 76752, 77818, 78720, 80592, 84096, 84870, 85280, 85410, 86112, 87308, 88320, 89790, 90528, 91104, 93440, 94464, 95680, 95776, 95940, 98072, 99840, 100740, 102336, 104960, 105120, 105984, 107456, 107640, 107748, 109135, 110331, 112128, 113160, 113880, 114816, 116727, 118080, 119720, 120704, 120888, 121472, 122590, 127920, 130962, 132480, 134320, 134685, 135792, 136448, 136656, 137678, 140160, 143520, 143664, 147108, 149760, 150880, 151110, 151840, 153088, 153504, 155636, 157440, 161184, 168192, 169740, 170560, 170820, 172224, 174616, 176640, 179580, 181056, 182208, 183885, 186880, 188928, 191360, 191552, 191880, 194545, 196144, 196443, 201480, 204672, 206517, 210240, 214912, 215280, 215496, 218270, 220662, 226320, 227760, 229632, 233454, 236160, 239440, 241408, 241776, 242944, 245180, 255840, 261924, 264960, 268640, 269370, 271584, 272896, 273312, 275356, 280320, 287040, 287328, 294216, 299520, 301760, 302220, 303680, 307008, 311272, 314880, 322368, 327405, 336384, 339480, 341120, 341640, 344195, 344448, 349232, 350181, 359160, 362112, 364416, 367770, 382720, 383104, 383760, 389090, 392288, 392886, 402960, 409344, 413034, 420480, 429824, 430560, 430992, 436540, 441324, 452640, 455520, 459264, 466908, 472320, 478880, 482816, 483552, 485888, 490360, 511680, 523848, 529920, 537280, 538740, 543168, 546624, 550712, 551655, 560640, 574080, 574656, 583635, 588432, 603520, 604440, 607360, 614016, 619551, 622544, 644736, 654810, 678960, 682240, 683280, 688390, 688896, 698464, 700362, 718320, 724224, 728832, 735540, 765440, 766208, 767520, 778180, 784576, 785772, 805920, 818688, 826068, 840960, 859648, 861120, 861984, 873080, 882648, 894907, 905280, 911040, 933816, 944640, 957760, 967104, 980720, 982215, 1023360, 1032585, 1047696, 1074560, 1077480, 1086336, 1093248, 1101424, 1103310, 1148160, 1149312, 1167270, 1176864, 1207040, 1208880, 1214720, 1228032, 1239102, 1245088, 1289472, 1309620, 1357920, 1364480, 1366560, 1376780, 1377792, 1396928, 1400724, 1436640, 1448448, 1457664, 1471080, 1532416, 1535040, 1556360, 1569152, 1571544, 1611840, 1652136, 1681920, 1722240, 1723968, 1746160, 1750905, 1765296, 1789814, 1810560, 1822080, 1867632, 1915520, 1934208, 1961440, 1964430, 2046720, 2065170, 2095392, 2149120, 2154960, 2172672, 2186496, 2202848, 2206620, 2296320, 2298624, 2334540, 2353728, 2414080, 2417760, 2429440, 2456064, 2478204, 2490176, 2578944, 2619240, 2684721, 2715840, 2733120, 2753560, 2793856, 2801448, 2873280, 2942160, 3070080, 3097755, 3112720, 3138304, 3143088, 3223680, 3304272, 3444480, 3447936, 3492320, 3501810, 3530592, 3579628, 3621120, 3644160, 3735264, 3831040, 3868416, 3922880, 3928860, 4093440, 4130340, 4190784, 4298240, 4309920, 4345344, 4372992, 4405696, 4413240, 4474535, 4597248, 4669080, 4707456, 4835520, 4956408, 4980352, 5238480, 5369442, 5431680, 5466240, 5507120, 5587712, 5602896, 5746560, 5884320, 6140160, 6195510, 6225440, 6276608, 6286176, 6447360, 6608544, 6888960, 6895872, 6984640, 7003620, 7061184, 7159256, 7242240, 7288320, 7470528, 7662080, 7736832, 7845760, 7857720, 8054163, 8260680, 8381568, 8619840, 8811392, 8826480, 8949070, 9338160, 9414912, 9671040, 9912816, 9960704, 10476960, 10738884, 10863360, 10932480, 11014240, 11175424, 11205792, 11493120, 11768640, 12280320, 12391020, 12450880, 12572352, 12894720, 13217088, 13423605, 13791744, 13969280, 14007240, 14122368, 14318512, 14941056, 15691520, 15715440, 16108326, 16521360, 16763136, 17239680, 17622784, 17652960, 17898140, 18676320, 18829824, 19342080, 19825632, 19921408, 20953920, 21477768, 21726720, 21864960, 22028480, 22411584, 22986240, 23537280, 24782040, 24901760, 25144704, 26434176, 26847210, 27938560, 28014480, 28244736, 28637024, 29882112, 31383040, 31430880, 32216652, 33042720, 33526272, 34479360, 35245568, 35305920, 35796280, 37352640, 38684160, 39651264, 40270815, 41907840, 42955536, 44056960, 44823168, 47074560, 49564080, 49803520, 50289408, 52868352, 53694420, 55877120, 56028960, 56489472, 57274048, 59764224, 62861760, 64433304, 66085440, 68958720, 70611840, 71592560, 74705280, 79302528, 80541630, 83815680, 85911072, 88113920, 89646336, 94149120, 99128160, 99607040, 100578816, 105736704, 107388840, 112057920, 114548096, 125723520, 128866608, 132170880, 141223680, 143185120, 149410560, 158605056, 161083260, 167631360, 171822144, 176227840, 179292672, 198256320, 214777680, 224115840, 229096192, 251447040, 257733216, 264341760, 282447360, 286370240, 298821120, 317210112, 322166520, 343644288, 396512640, 429555360, 448231680, 458192384, 502894080, 515466432, 528683520, 572740480, 644333040, 687288576, 793025280, 859110720, 896463360, 1030932864, 1145480960, 1288666080, 1374577152, 1586050560, 1718221440, 2061865728, 2290961920, 2577332160, 3436442880, 4123731456, 5154664320, 6872885760, 10309328640, 20618657280]

約数ペア:

[(1, 20618657280), (2, 10309328640), (3, 6872885760), (4, 5154664320), (5, 4123731456), (6, 3436442880), (8, 2577332160), (9, 2290961920), (10, 2061865728), (12, 1718221440), (13, 1586050560), (15, 1374577152), (16, 1288666080), (18, 1145480960), (20, 1030932864), (23, 896463360), (24, 859110720), (26, 793025280), (30, 687288576), (32, 644333040), (36, 572740480), (39, 528683520), (40, 515466432), (41, 502894080), (45, 458192384), (46, 448231680), (48, 429555360), (52, 396512640), (60, 343644288), (64, 322166520), (65, 317210112), (69, 298821120), (72, 286370240), (73, 282447360), (78, 264341760), (80, 257733216), (82, 251447040), (90, 229096192), (92, 224115840), (96, 214777680), (104, 198256320), (115, 179292672), (117, 176227840), (120, 171822144), (123, 167631360), (128, 161083260), (130, 158605056), (138, 149410560), (144, 143185120), (146, 141223680), (156, 132170880), (160, 128866608), (164, 125723520), (180, 114548096), (184, 112057920), (192, 107388840), (195, 105736704), (205, 100578816), (207, 99607040), (208, 99128160), (219, 94149120), (230, 89646336), (234, 88113920), (240, 85911072), (246, 83815680), (256, 80541630), (260, 79302528), (276, 74705280), (288, 71592560), (292, 70611840), (299, 68958720), (312, 66085440), (320, 64433304), (328, 62861760), (345, 59764224), (360, 57274048), (365, 56489472), (368, 56028960), (369, 55877120), (384, 53694420), (390, 52868352), (410, 50289408), (414, 49803520), (416, 49564080), (438, 47074560), (460, 44823168), (468, 44056960), (480, 42955536), (492, 41907840), (512, 40270815), (520, 39651264), (533, 38684160), (552, 37352640), (576, 35796280), (584, 35305920), (585, 35245568), (598, 34479360), (615, 33526272), (624, 33042720), (640, 32216652), (656, 31430880), (657, 31383040), (690, 29882112), (720, 28637024), (730, 28244736), (736, 28014480), (738, 27938560), (768, 26847210), (780, 26434176), (820, 25144704), (828, 24901760), (832, 24782040), (876, 23537280), (897, 22986240), (920, 22411584), (936, 22028480), (943, 21864960), (949, 21726720), (960, 21477768), (984, 20953920), (1035, 19921408), (1040, 19825632), (1066, 19342080), (1095, 18829824), (1104, 18676320), (1152, 17898140), (1168, 17652960), (1170, 17622784), (1196, 17239680), (1230, 16763136), (1248, 16521360), (1280, 16108326), (1312, 15715440), (1314, 15691520), (1380, 14941056), (1440, 14318512), (1460, 14122368), (1472, 14007240), (1476, 13969280), (1495, 13791744), (1536, 13423605), (1560, 13217088), (1599, 12894720), (1640, 12572352), (1656, 12450880), (1664, 12391020), (1679, 12280320), (1752, 11768640), (1794, 11493120), (1840, 11205792), (1845, 11175424), (1872, 11014240), (1886, 10932480), (1898, 10863360), (1920, 10738884), (1968, 10476960), (2070, 9960704), (2080, 9912816), (2132, 9671040), (2190, 9414912), (2208, 9338160), (2304, 8949070), (2336, 8826480), (2340, 8811392), (2392, 8619840), (2460, 8381568), (2496, 8260680), (2560, 8054163), (2624, 7857720), (2628, 7845760), (2665, 7736832), (2691, 7662080), (2760, 7470528), (2829, 7288320), (2847, 7242240), (2880, 7159256), (2920, 7061184), (2944, 7003620), (2952, 6984640), (2990, 6895872), (2993, 6888960), (3120, 6608544), (3198, 6447360), (3280, 6286176), (3285, 6276608), (3312, 6225440), (3328, 6195510), (3358, 6140160), (3504, 5884320), (3588, 5746560), (3680, 5602896), (3690, 5587712), (3744, 5507120), (3772, 5466240), (3796, 5431680), (3840, 5369442), (3936, 5238480), (4140, 4980352), (4160, 4956408), (4264, 4835520), (4380, 4707456), (4416, 4669080), (4485, 4597248), (4608, 4474535), (4672, 4413240), (4680, 4405696), (4715, 4372992), (4745, 4345344), (4784, 4309920), (4797, 4298240), (4920, 4190784), (4992, 4130340), (5037, 4093440), (5248, 3928860), (5256, 3922880), (5330, 3868416), (5382, 3831040), (5520, 3735264), (5658, 3644160), (5694, 3621120), (5760, 3579628), (5840, 3530592), (5888, 3501810), (5904, 3492320), (5980, 3447936), (5986, 3444480), (6240, 3304272), (6396, 3223680), (6560, 3143088), (6570, 3138304), (6624, 3112720), (6656, 3097755), (6716, 3070080), (7008, 2942160), (7176, 2873280), (7360, 2801448), (7380, 2793856), (7488, 2753560), (7544, 2733120), (7592, 2715840), (7680, 2684721), (7872, 2619240), (7995, 2578944), (8280, 2490176), (8320, 2478204), (8395, 2456064), (8487, 2429440), (8528, 2417760), (8541, 2414080), (8760, 2353728), (8832, 2334540), (8970, 2298624), (8979, 2296320), (9344, 2206620), (9360, 2202848), (9430, 2186496), (9490, 2172672), (9568, 2154960), (9594, 2149120), (9840, 2095392), (9984, 2065170), (10074, 2046720), (10496, 1964430), (10512, 1961440), (10660, 1934208), (10764, 1915520), (11040, 1867632), (11316, 1822080), (11388, 1810560), (11520, 1789814), (11680, 1765296), (11776, 1750905), (11808, 1746160), (11960, 1723968), (11972, 1722240), (12259, 1681920), (12480, 1652136), (12792, 1611840), (13120, 1571544), (13140, 1569152), (13248, 1556360), (13432, 1535040), (13455, 1532416), (14016, 1471080), (14145, 1457664), (14235, 1448448), (14352, 1436640), (14720, 1400724), (14760, 1396928), (14965, 1377792), (14976, 1376780), (15088, 1366560), (15111, 1364480), (15184, 1357920), (15744, 1309620), (15990, 1289472), (16560, 1245088), (16640, 1239102), (16790, 1228032), (16974, 1214720), (17056, 1208880), (17082, 1207040), (17520, 1176864), (17664, 1167270), (17940, 1149312), (17958, 1148160), (18688, 1103310), (18720, 1101424), (18860, 1093248), (18980, 1086336), (19136, 1077480), (19188, 1074560), (19680, 1047696), (19968, 1032585), (20148, 1023360), (20992, 982215), (21024, 980720), (21320, 967104), (21528, 957760), (21827, 944640), (22080, 933816), (22632, 911040), (22776, 905280), (23040, 894907), (23360, 882648), (23616, 873080), (23920, 861984), (23944, 861120), (23985, 859648), (24518, 840960), (24960, 826068), (25185, 818688), (25584, 805920), (26240, 785772), (26280, 784576), (26496, 778180), (26864, 767520), (26910, 766208), (26937, 765440), (28032, 735540), (28290, 728832), (28470, 724224), (28704, 718320), (29440, 700362), (29520, 698464), (29930, 688896), (29952, 688390), (30176, 683280), (30222, 682240), (30368, 678960), (31488, 654810), (31980, 644736), (33120, 622544), (33280, 619551), (33580, 614016), (33948, 607360), (34112, 604440), (34164, 603520), (35040, 588432), (35328, 583635), (35880, 574656), (35916, 574080), (36777, 560640), (37376, 551655), (37440, 550712), (37720, 546624), (37960, 543168), (38272, 538740), (38376, 537280), (38909, 529920), (39360, 523848), (40296, 511680), (42048, 490360), (42435, 485888), (42640, 483552), (42705, 482816), (43056, 478880), (43654, 472320), (44160, 466908), (44895, 459264), (45264, 455520), (45552, 452640), (46720, 441324), (47232, 436540), (47840, 430992), (47888, 430560), (47970, 429824), (49036, 420480), (49920, 413034), (50370, 409344), (51168, 402960), (52480, 392886), (52560, 392288), (52992, 389090), (53728, 383760), (53820, 383104), (53874, 382720), (56064, 367770), (56580, 364416), (56940, 362112), (57408, 359160), (58880, 350181), (59040, 349232), (59860, 344448), (59904, 344195), (60352, 341640), (60444, 341120), (60736, 339480), (61295, 336384), (62976, 327405), (63960, 322368), (65481, 314880), (66240, 311272), (67160, 307008), (67896, 303680), (68224, 302220), (68328, 301760), (68839, 299520), (70080, 294216), (71760, 287328), (71832, 287040), (73554, 280320), (74880, 275356), (75440, 273312), (75555, 272896), (75920, 271584), (76544, 269370), (76752, 268640), (77818, 264960), (78720, 261924), (80592, 255840), (84096, 245180), (84870, 242944), (85280, 241776), (85410, 241408), (86112, 239440), (87308, 236160), (88320, 233454), (89790, 229632), (90528, 227760), (91104, 226320), (93440, 220662), (94464, 218270), (95680, 215496), (95776, 215280), (95940, 214912), (98072, 210240), (99840, 206517), (100740, 204672), (102336, 201480), (104960, 196443), (105120, 196144), (105984, 194545), (107456, 191880), (107640, 191552), (107748, 191360), (109135, 188928), (110331, 186880), (112128, 183885), (113160, 182208), (113880, 181056), (114816, 179580), (116727, 176640), (118080, 174616), (119720, 172224), (120704, 170820), (120888, 170560), (121472, 169740), (122590, 168192), (127920, 161184), (130962, 157440), (132480, 155636), (134320, 153504), (134685, 153088), (135792, 151840), (136448, 151110), (136656, 150880), (137678, 149760), (140160, 147108), (143520, 143664)]