20681533440

素因数分解:

$2^{11}\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:213

約数の個数: 768

約数和(自身を含む): 80510976000

約数和(自身を除く): 59829442560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 31, 32, 36, 38, 40, 45, 48, 54, 57, 60, 62, 64, 72, 76, 80, 90, 93, 95, 96, 108, 114, 120, 124, 127, 128, 135, 144, 152, 155, 160, 171, 180, 186, 190, 192, 216, 228, 240, 248, 254, 256, 270, 279, 285, 288, 304, 310, 320, 342, 360, 372, 380, 381, 384, 432, 456, 465, 480, 496, 508, 512, 513, 540, 558, 570, 576, 589, 608, 620, 635, 640, 684, 720, 744, 760, 762, 768, 837, 855, 864, 912, 930, 960, 992, 1016, 1024, 1026, 1080, 1116, 1140, 1143, 1152, 1178, 1216, 1240, 1270, 1280, 1368, 1395, 1440, 1488, 1520, 1524, 1536, 1674, 1710, 1728, 1767, 1824, 1860, 1905, 1920, 1984, 2032, 2048, 2052, 2160, 2232, 2280, 2286, 2304, 2356, 2413, 2432, 2480, 2540, 2560, 2565, 2736, 2790, 2880, 2945, 2976, 3040, 3048, 3072, 3348, 3420, 3429, 3456, 3534, 3648, 3720, 3810, 3840, 3937, 3968, 4064, 4104, 4185, 4320, 4464, 4560, 4572, 4608, 4712, 4826, 4864, 4960, 5080, 5120, 5130, 5301, 5472, 5580, 5715, 5760, 5890, 5952, 6080, 6096, 6144, 6696, 6840, 6858, 6912, 7068, 7239, 7296, 7440, 7620, 7680, 7874, 7936, 8128, 8208, 8370, 8640, 8835, 8928, 9120, 9144, 9216, 9424, 9652, 9728, 9920, 10160, 10240, 10260, 10602, 10944, 11160, 11430, 11520, 11780, 11811, 11904, 12065, 12160, 12192, 13392, 13680, 13716, 13824, 14136, 14478, 14592, 14880, 15240, 15360, 15748, 15872, 15903, 16256, 16416, 16740, 17145, 17280, 17670, 17856, 18240, 18288, 18432, 18848, 19304, 19456, 19685, 19840, 20320, 20520, 21204, 21717, 21888, 22320, 22860, 23040, 23560, 23622, 23808, 24130, 24320, 24384, 26505, 26784, 27360, 27432, 27648, 28272, 28956, 29184, 29760, 30480, 30720, 31496, 31744, 31806, 32512, 32832, 33480, 34290, 34560, 35340, 35433, 35712, 36195, 36480, 36576, 37696, 38608, 38912, 39370, 39680, 40640, 41040, 42408, 43434, 43776, 44640, 45720, 46080, 47120, 47244, 47616, 48260, 48640, 48768, 53010, 53568, 54720, 54864, 55296, 56544, 57912, 58368, 59055, 59520, 60960, 62992, 63488, 63612, 65024, 65151, 65664, 66960, 68580, 69120, 70680, 70866, 71424, 72390, 72960, 73152, 74803, 75392, 77216, 78740, 79360, 79515, 81280, 82080, 84816, 86868, 87552, 89280, 91440, 92160, 94240, 94488, 95232, 96520, 97280, 97536, 106020, 106299, 107136, 108585, 109440, 109728, 113088, 115824, 116736, 118110, 119040, 121920, 125984, 127224, 130048, 130302, 131328, 133920, 137160, 138240, 141360, 141732, 142848, 144780, 145920, 146304, 149606, 150784, 154432, 157480, 158720, 159030, 162560, 164160, 169632, 173736, 175104, 177165, 178560, 182880, 188480, 188976, 190464, 193040, 194560, 195072, 212040, 212598, 214272, 217170, 218880, 219456, 224409, 226176, 231648, 236220, 238080, 243840, 251968, 254448, 260096, 260604, 262656, 267840, 274320, 276480, 282720, 283464, 285696, 289560, 291840, 292608, 299212, 301568, 308864, 314960, 317440, 318060, 325120, 325755, 328320, 339264, 347472, 350208, 354330, 357120, 365760, 374015, 376960, 377952, 386080, 390144, 424080, 425196, 428544, 434340, 437760, 438912, 448818, 452352, 463296, 472440, 476160, 487680, 503936, 508896, 521208, 525312, 531495, 535680, 548640, 565440, 566928, 571392, 579120, 583680, 585216, 598424, 603136, 617728, 629920, 636120, 650240, 651510, 656640, 673227, 678528, 694944, 708660, 714240, 731520, 748030, 753920, 755904, 772160, 780288, 848160, 850392, 857088, 868680, 875520, 877824, 897636, 904704, 926592, 944880, 952320, 975360, 1007872, 1017792, 1042416, 1050624, 1062990, 1071360, 1097280, 1122045, 1130880, 1133856, 1158240, 1170432, 1196848, 1206272, 1235456, 1259840, 1272240, 1300480, 1303020, 1313280, 1346454, 1357056, 1389888, 1417320, 1428480, 1463040, 1496060, 1507840, 1511808, 1544320, 1696320, 1700784, 1714176, 1737360, 1751040, 1755648, 1795272, 1809408, 1853184, 1889760, 1950720, 2015744, 2019681, 2035584, 2084832, 2125980, 2142720, 2194560, 2244090, 2261760, 2267712, 2316480, 2340864, 2393696, 2470912, 2519680, 2544480, 2606040, 2626560, 2692908, 2714112, 2779776, 2834640, 2856960, 2926080, 2992120, 3015680, 3023616, 3088640, 3366135, 3392640, 3401568, 3474720, 3511296, 3590544, 3618816, 3706368, 3779520, 3901440, 4031488, 4039362, 4071168, 4169664, 4251960, 4285440, 4389120, 4488180, 4523520, 4535424, 4632960, 4787392, 4941824, 5039360, 5088960, 5212080, 5253120, 5385816, 5428224, 5559552, 5669280, 5852160, 5984240, 6031360, 6047232, 6177280, 6732270, 6785280, 6803136, 6949440, 7022592, 7181088, 7412736, 7559040, 8062976, 8078724, 8142336, 8339328, 8503920, 8570880, 8778240, 8976360, 9047040, 9070848, 9265920, 9574784, 10078720, 10098405, 10177920, 10424160, 10771632, 10856448, 11119104, 11338560, 11704320, 11968480, 12094464, 12354560, 13464540, 13570560, 13606272, 13898880, 14362176, 14825472, 15118080, 16157448, 16284672, 16678656, 17007840, 17556480, 17952720, 18094080, 18141696, 18531840, 19149568, 20157440, 20196810, 20355840, 20848320, 21543264, 22238208, 22677120, 23936960, 24188928, 24709120, 26929080, 27141120, 27212544, 27797760, 28724352, 30236160, 32314896, 32569344, 33357312, 34015680, 35112960, 35905440, 36283392, 37063680, 38299136, 40314880, 40393620, 40711680, 41696640, 43086528, 44476416, 45354240, 47873920, 53858160, 54282240, 54425088, 55595520, 57448704, 60472320, 64629792, 66714624, 68031360, 71810880, 72566784, 74127360, 76598272, 80787240, 81423360, 83393280, 86173056, 90708480, 95747840, 107716320, 108850176, 111191040, 114897408, 120944640, 129259584, 133429248, 136062720, 143621760, 153196544, 161574480, 162846720, 166786560, 172346112, 181416960, 191495680, 215432640, 217700352, 222382080, 229794816, 258519168, 272125440, 287243520, 323148960, 333573120, 344692224, 362833920, 382991360, 430865280, 459589632, 517038336, 544250880, 574487040, 646297920, 667146240, 689384448, 765982720, 861730560, 1034076672, 1088501760, 1148974080, 1292595840, 1378768896, 1723461120, 2068153344, 2297948160, 2585191680, 3446922240, 4136306688, 5170383360, 6893844480, 10340766720, 20681533440]

約数ペア:

[(1, 20681533440), (2, 10340766720), (3, 6893844480), (4, 5170383360), (5, 4136306688), (6, 3446922240), (8, 2585191680), (9, 2297948160), (10, 2068153344), (12, 1723461120), (15, 1378768896), (16, 1292595840), (18, 1148974080), (19, 1088501760), (20, 1034076672), (24, 861730560), (27, 765982720), (30, 689384448), (31, 667146240), (32, 646297920), (36, 574487040), (38, 544250880), (40, 517038336), (45, 459589632), (48, 430865280), (54, 382991360), (57, 362833920), (60, 344692224), (62, 333573120), (64, 323148960), (72, 287243520), (76, 272125440), (80, 258519168), (90, 229794816), (93, 222382080), (95, 217700352), (96, 215432640), (108, 191495680), (114, 181416960), (120, 172346112), (124, 166786560), (127, 162846720), (128, 161574480), (135, 153196544), (144, 143621760), (152, 136062720), (155, 133429248), (160, 129259584), (171, 120944640), (180, 114897408), (186, 111191040), (190, 108850176), (192, 107716320), (216, 95747840), (228, 90708480), (240, 86173056), (248, 83393280), (254, 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(4712, 4389120), (4826, 4285440), (4864, 4251960), (4960, 4169664), (5080, 4071168), (5120, 4039362), (5130, 4031488), (5301, 3901440), (5472, 3779520), (5580, 3706368), (5715, 3618816), (5760, 3590544), (5890, 3511296), (5952, 3474720), (6080, 3401568), (6096, 3392640), (6144, 3366135), (6696, 3088640), (6840, 3023616), (6858, 3015680), (6912, 2992120), (7068, 2926080), (7239, 2856960), (7296, 2834640), (7440, 2779776), (7620, 2714112), (7680, 2692908), (7874, 2626560), (7936, 2606040), (8128, 2544480), (8208, 2519680), (8370, 2470912), (8640, 2393696), (8835, 2340864), (8928, 2316480), (9120, 2267712), (9144, 2261760), (9216, 2244090), (9424, 2194560), (9652, 2142720), (9728, 2125980), (9920, 2084832), (10160, 2035584), (10240, 2019681), (10260, 2015744), (10602, 1950720), (10944, 1889760), (11160, 1853184), (11430, 1809408), (11520, 1795272), (11780, 1755648), (11811, 1751040), (11904, 1737360), (12065, 1714176), (12160, 1700784), (12192, 1696320), (13392, 1544320), (13680, 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