21947345280

素因数分解:

$2^7\times 3^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1951}}^1$

素因数の和:2020

約数の個数: 640

約数和(自身を含む): 92511682560

約数和(自身を除く): 70564337280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 62, 63, 64, 70, 72, 80, 81, 84, 90, 93, 96, 105, 108, 112, 120, 124, 126, 128, 135, 140, 144, 155, 160, 162, 168, 180, 186, 189, 192, 210, 216, 217, 224, 240, 248, 252, 270, 279, 280, 288, 310, 315, 320, 324, 336, 360, 372, 378, 384, 405, 420, 432, 434, 448, 465, 480, 496, 504, 540, 558, 560, 567, 576, 620, 630, 640, 648, 651, 672, 720, 744, 756, 810, 837, 840, 864, 868, 896, 930, 945, 960, 992, 1008, 1080, 1085, 1116, 1120, 1134, 1152, 1240, 1260, 1296, 1302, 1344, 1395, 1440, 1488, 1512, 1620, 1674, 1680, 1728, 1736, 1860, 1890, 1920, 1951, 1953, 1984, 2016, 2160, 2170, 2232, 2240, 2268, 2480, 2511, 2520, 2592, 2604, 2688, 2790, 2835, 2880, 2976, 3024, 3240, 3255, 3348, 3360, 3456, 3472, 3720, 3780, 3902, 3906, 3968, 4032, 4185, 4320, 4340, 4464, 4480, 4536, 4960, 5022, 5040, 5184, 5208, 5580, 5670, 5760, 5853, 5859, 5952, 6048, 6480, 6510, 6696, 6720, 6944, 7440, 7560, 7804, 7812, 8064, 8370, 8640, 8680, 8928, 9072, 9755, 9765, 9920, 10044, 10080, 10368, 10416, 11160, 11340, 11706, 11718, 11904, 12096, 12555, 12960, 13020, 13392, 13440, 13657, 13888, 14880, 15120, 15608, 15624, 16740, 17280, 17360, 17559, 17577, 17856, 18144, 19510, 19530, 19840, 20088, 20160, 20832, 22320, 22680, 23412, 23436, 24192, 25110, 25920, 26040, 26784, 27314, 27776, 29265, 29295, 29760, 30240, 31216, 31248, 33480, 34720, 35118, 35154, 35712, 36288, 39020, 39060, 40176, 40320, 40971, 41664, 44640, 45360, 46824, 46872, 50220, 51840, 52080, 52677, 53568, 54628, 58530, 58590, 59520, 60480, 60481, 62432, 62496, 66960, 68285, 69440, 70236, 70308, 72576, 78040, 78120, 80352, 81942, 83328, 87795, 87885, 89280, 90720, 93648, 93744, 100440, 104160, 105354, 107136, 109256, 117060, 117180, 120960, 120962, 122913, 124864, 124992, 133920, 136570, 138880, 140472, 140616, 156080, 156240, 158031, 160704, 163884, 175590, 175770, 178560, 181440, 181443, 187296, 187488, 200880, 204855, 208320, 210708, 218512, 234120, 234360, 241924, 245826, 249728, 249984, 263385, 267840, 273140, 280944, 281232, 302405, 312160, 312480, 316062, 321408, 327768, 351180, 351540, 362880, 362886, 368739, 374592, 374976, 401760, 409710, 416640, 421416, 423367, 437024, 468240, 468720, 483848, 491652, 526770, 535680, 544329, 546280, 561888, 562464, 604810, 614565, 624320, 624960, 632124, 655536, 702360, 703080, 725772, 737478, 749184, 749952, 790155, 803520, 819420, 842832, 846734, 874048, 907215, 936480, 937440, 967696, 983304, 1053540, 1088658, 1092560, 1106217, 1123776, 1124928, 1209620, 1229130, 1248640, 1249920, 1264248, 1270101, 1311072, 1404720, 1406160, 1451544, 1474956, 1580310, 1607040, 1632987, 1638840, 1685664, 1693468, 1748096, 1814430, 1843695, 1872960, 1874880, 1935392, 1966608, 2107080, 2116835, 2177316, 2185120, 2212434, 2247552, 2249856, 2419240, 2458260, 2528496, 2540202, 2622144, 2721645, 2809440, 2812320, 2903088, 2949912, 3160620, 3265974, 3277680, 3371328, 3386936, 3628860, 3687390, 3745920, 3749760, 3810303, 3870784, 3933216, 4214160, 4233670, 4354632, 4370240, 4424868, 4838480, 4898961, 4916520, 5056992, 5080404, 5244288, 5443290, 5531085, 5618880, 5624640, 5806176, 5899824, 6321240, 6350505, 6531948, 6555360, 6742656, 6773872, 7257720, 7374780, 7620606, 7741568, 7866432, 8164935, 8428320, 8467340, 8709264, 8740480, 8849736, 9676960, 9797922, 9833040, 10113984, 10160808, 10886580, 11062170, 11237760, 11249280, 11430909, 11612352, 11799648, 12642480, 12701010, 13063896, 13110720, 13547744, 14515440, 14749560, 15241212, 15732864, 16329870, 16856640, 16934680, 17418528, 17699472, 19051515, 19353920, 19595844, 19666080, 20227968, 20321616, 21773160, 22124340, 22861818, 23224704, 23599296, 24494805, 25284960, 25402020, 26127792, 26221440, 27095488, 29030880, 29499120, 30482424, 32659740, 33713280, 33869360, 34292727, 34837056, 35398944, 38103030, 38707840, 39191688, 39332160, 40643232, 43546320, 44248680, 45723636, 47198592, 48989610, 50569920, 50804040, 52255584, 54190976, 57154545, 58061760, 58998240, 60964848, 65319480, 67738720, 68585454, 69674112, 70797888, 76206060, 78383376, 78664320, 81286464, 87092640, 88497360, 91447272, 97979220, 101139840, 101608080, 104511168, 114309090, 116123520, 117996480, 121929696, 130638960, 135477440, 137170908, 141595776, 152412120, 156766752, 162572928, 171463635, 174185280, 176994720, 182894544, 195958440, 203216160, 209022336, 228618180, 235992960, 243859392, 261277920, 270954880, 274341816, 304824240, 313533504, 342927270, 348370560, 353989440, 365789088, 391916880, 406432320, 457236360, 487718784, 522555840, 548683632, 609648480, 627067008, 685854540, 707978880, 731578176, 783833760, 812864640, 914472720, 1045111680, 1097367264, 1219296960, 1371709080, 1463156352, 1567667520, 1828945440, 2194734528, 2438593920, 2743418160, 3135335040, 3657890880, 4389469056, 5486836320, 7315781760, 10973672640, 21947345280]

約数ペア:

[(1, 21947345280), (2, 10973672640), (3, 7315781760), (4, 5486836320), (5, 4389469056), (6, 3657890880), (7, 3135335040), (8, 2743418160), (9, 2438593920), (10, 2194734528), (12, 1828945440), (14, 1567667520), (15, 1463156352), (16, 1371709080), (18, 1219296960), (20, 1097367264), (21, 1045111680), (24, 914472720), (27, 812864640), (28, 783833760), (30, 731578176), (31, 707978880), (32, 685854540), (35, 627067008), (36, 609648480), (40, 548683632), (42, 522555840), (45, 487718784), (48, 457236360), (54, 406432320), (56, 391916880), (60, 365789088), (62, 353989440), (63, 348370560), (64, 342927270), (70, 313533504), (72, 304824240), (80, 274341816), (81, 270954880), (84, 261277920), (90, 243859392), (93, 235992960), (96, 228618180), (105, 209022336), (108, 203216160), (112, 195958440), (120, 182894544), (124, 176994720), (126, 174185280), (128, 171463635), (135, 162572928), (140, 156766752), (144, 152412120), (155, 141595776), (160, 137170908), (162, 135477440), (168, 130638960), (180, 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20321616), (1085, 20227968), (1116, 19666080), (1120, 19595844), (1134, 19353920), (1152, 19051515), (1240, 17699472), (1260, 17418528), (1296, 16934680), (1302, 16856640), (1344, 16329870), (1395, 15732864), (1440, 15241212), (1488, 14749560), (1512, 14515440), (1620, 13547744), (1674, 13110720), (1680, 13063896), (1728, 12701010), (1736, 12642480), (1860, 11799648), (1890, 11612352), (1920, 11430909), (1951, 11249280), (1953, 11237760), (1984, 11062170), (2016, 10886580), (2160, 10160808), (2170, 10113984), (2232, 9833040), (2240, 9797922), (2268, 9676960), (2480, 8849736), (2511, 8740480), (2520, 8709264), (2592, 8467340), (2604, 8428320), (2688, 8164935), (2790, 7866432), (2835, 7741568), (2880, 7620606), (2976, 7374780), (3024, 7257720), (3240, 6773872), (3255, 6742656), (3348, 6555360), (3360, 6531948), (3456, 6350505), (3472, 6321240), (3720, 5899824), (3780, 5806176), (3902, 5624640), (3906, 5618880), (3968, 5531085), (4032, 5443290), (4185, 5244288), (4320, 5080404), (4340, 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