20891852800

素因数分解:

$2^{13}\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:134

約数の個数: 672

約数和(自身を含む): 68258131200

約数和(自身を除く): 47366278400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 25, 26, 28, 32, 35, 38, 40, 50, 52, 56, 59, 64, 65, 70, 76, 80, 91, 95, 100, 104, 112, 118, 128, 130, 133, 140, 152, 160, 175, 182, 190, 200, 208, 224, 236, 247, 256, 260, 266, 280, 295, 304, 320, 325, 350, 364, 380, 400, 413, 416, 448, 455, 472, 475, 494, 512, 520, 532, 560, 590, 608, 640, 650, 665, 700, 728, 760, 767, 800, 826, 832, 896, 910, 944, 950, 988, 1024, 1040, 1064, 1120, 1121, 1180, 1216, 1235, 1280, 1300, 1330, 1400, 1456, 1475, 1520, 1534, 1600, 1652, 1664, 1729, 1792, 1820, 1888, 1900, 1976, 2048, 2065, 2080, 2128, 2240, 2242, 2275, 2360, 2432, 2470, 2560, 2600, 2660, 2800, 2912, 2950, 3040, 3068, 3200, 3304, 3325, 3328, 3458, 3584, 3640, 3776, 3800, 3835, 3952, 4096, 4130, 4160, 4256, 4480, 4484, 4550, 4720, 4864, 4940, 5120, 5200, 5320, 5369, 5600, 5605, 5824, 5900, 6080, 6136, 6175, 6400, 6608, 6650, 6656, 6916, 7168, 7280, 7552, 7600, 7670, 7847, 7904, 8192, 8260, 8320, 8512, 8645, 8960, 8968, 9100, 9440, 9728, 9880, 10240, 10325, 10400, 10640, 10738, 11200, 11210, 11648, 11800, 12160, 12272, 12350, 12800, 13216, 13300, 13312, 13832, 14336, 14560, 14573, 15104, 15200, 15340, 15694, 15808, 16520, 16640, 17024, 17290, 17920, 17936, 18200, 18880, 19175, 19456, 19760, 20480, 20650, 20800, 21280, 21476, 22400, 22420, 23296, 23600, 24320, 24544, 24700, 25600, 26432, 26600, 26624, 26845, 27664, 28025, 28672, 29120, 29146, 30208, 30400, 30680, 31388, 31616, 33040, 33280, 34048, 34580, 35840, 35872, 36400, 37760, 38350, 38912, 39235, 39520, 40960, 41300, 41600, 42560, 42952, 43225, 44800, 44840, 46592, 47200, 48640, 49088, 49400, 51200, 52864, 53200, 53248, 53690, 55328, 56050, 57344, 58240, 58292, 60416, 60800, 61360, 62776, 63232, 66080, 66560, 68096, 69160, 71680, 71744, 72800, 72865, 75520, 76700, 77824, 78470, 79040, 82600, 83200, 85120, 85904, 86450, 89600, 89680, 93184, 94400, 97280, 98176, 98800, 102011, 102400, 105728, 106400, 106496, 107380, 110656, 112100, 116480, 116584, 120832, 121600, 122720, 125552, 126464, 132160, 133120, 134225, 136192, 138320, 143360, 143488, 145600, 145730, 151040, 153400, 155648, 156940, 158080, 165200, 166400, 170240, 171808, 172900, 179200, 179360, 186368, 188800, 194560, 196175, 196352, 197600, 204022, 204800, 211456, 212800, 214760, 221312, 224200, 232960, 233168, 241664, 243200, 245440, 251104, 252928, 264320, 266240, 268450, 272384, 276640, 286720, 286976, 291200, 291460, 302080, 306800, 313880, 316160, 330400, 332800, 340480, 343616, 345800, 358400, 358720, 364325, 372736, 377600, 389120, 392350, 392704, 395200, 408044, 422912, 425600, 429520, 442624, 448400, 465920, 466336, 483328, 486400, 490880, 502208, 505856, 510055, 528640, 532480, 536900, 544768, 553280, 573952, 582400, 582920, 604160, 613600, 627760, 632320, 660800, 665600, 680960, 687232, 691600, 716800, 717440, 728650, 745472, 755200, 778240, 784700, 785408, 790400, 816088, 845824, 851200, 859040, 885248, 896800, 931840, 932672, 972800, 981760, 1004416, 1011712, 1020110, 1057280, 1073800, 1089536, 1106560, 1147904, 1164800, 1165840, 1208320, 1227200, 1255520, 1264640, 1321600, 1331200, 1361920, 1374464, 1383200, 1433600, 1434880, 1457300, 1510400, 1569400, 1570816, 1580800, 1632176, 1691648, 1702400, 1718080, 1770496, 1793600, 1863680, 1865344, 1945600, 1963520, 2008832, 2023424, 2040220, 2114560, 2147600, 2213120, 2295808, 2329600, 2331680, 2416640, 2454400, 2511040, 2529280, 2550275, 2643200, 2662400, 2723840, 2748928, 2766400, 2869760, 2914600, 3020800, 3138800, 3141632, 3161600, 3264352, 3383296, 3404800, 3436160, 3540992, 3587200, 3727360, 3730688, 3891200, 3927040, 4017664, 4080440, 4229120, 4295200, 4426240, 4591616, 4659200, 4663360, 4908800, 5022080, 5058560, 5100550, 5286400, 5447680, 5497856, 5532800, 5739520, 5829200, 6041600, 6277600, 6283264, 6323200, 6528704, 6809600, 6872320, 7081984, 7174400, 7461376, 7854080, 8035328, 8160880, 8458240, 8590400, 8852480, 9183232, 9318400, 9326720, 9817600, 10044160, 10117120, 10201100, 10572800, 10995712, 11065600, 11479040, 11658400, 12083200, 12555200, 12646400, 13057408, 13619200, 13744640, 14163968, 14348800, 14922752, 15708160, 16070656, 16321760, 16916480, 17180800, 17704960, 18636800, 18653440, 19635200, 20088320, 20402200, 21145600, 21991424, 22131200, 22958080, 23316800, 25110400, 25292800, 26114816, 27238400, 27489280, 28697600, 29845504, 31416320, 32141312, 32643520, 34361600, 35409920, 37306880, 39270400, 40176640, 40804400, 42291200, 43982848, 44262400, 45916160, 46633600, 50220800, 50585600, 52229632, 54978560, 57395200, 59691008, 64282624, 65287040, 68723200, 70819840, 74613760, 78540800, 80353280, 81608800, 84582400, 88524800, 93267200, 100441600, 104459264, 109957120, 114790400, 119382016, 130574080, 137446400, 149227520, 157081600, 160706560, 163217600, 177049600, 186534400, 200883200, 208918528, 219914240, 229580800, 261148160, 274892800, 298455040, 321413120, 326435200, 354099200, 373068800, 401766400, 417837056, 522296320, 549785600, 596910080, 652870400, 746137600, 803532800, 835674112, 1044592640, 1099571200, 1305740800, 1492275200, 1607065600, 2089185280, 2611481600, 2984550400, 4178370560, 5222963200, 10445926400, 20891852800]

約数ペア:

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(7847, 2662400), (7904, 2643200), (8192, 2550275), (8260, 2529280), (8320, 2511040), (8512, 2454400), (8645, 2416640), (8960, 2331680), (8968, 2329600), (9100, 2295808), (9440, 2213120), (9728, 2147600), (9880, 2114560), (10240, 2040220), (10325, 2023424), (10400, 2008832), (10640, 1963520), (10738, 1945600), (11200, 1865344), (11210, 1863680), (11648, 1793600), (11800, 1770496), (12160, 1718080), (12272, 1702400), (12350, 1691648), (12800, 1632176), (13216, 1580800), (13300, 1570816), (13312, 1569400), (13832, 1510400), (14336, 1457300), (14560, 1434880), (14573, 1433600), (15104, 1383200), (15200, 1374464), (15340, 1361920), (15694, 1331200), (15808, 1321600), (16520, 1264640), (16640, 1255520), (17024, 1227200), (17290, 1208320), (17920, 1165840), (17936, 1164800), (18200, 1147904), (18880, 1106560), (19175, 1089536), (19456, 1073800), (19760, 1057280), (20480, 1020110), (20650, 1011712), (20800, 1004416), (21280, 981760), (21476, 972800), (22400, 932672), (22420, 931840), (23296, 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