18720801792

素因数分解:

$2^{10}\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:135

約数の個数: 1056

約数和(自身を含む): 74555080704

約数和(自身を除く): 55834278912

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 23, 24, 28, 31, 32, 33, 36, 37, 42, 44, 46, 48, 56, 62, 63, 64, 66, 69, 72, 74, 77, 84, 88, 92, 93, 96, 99, 111, 112, 124, 126, 128, 132, 138, 144, 148, 154, 161, 168, 176, 184, 186, 192, 198, 207, 217, 222, 224, 231, 248, 252, 253, 256, 259, 264, 276, 279, 288, 296, 308, 322, 333, 336, 341, 352, 368, 372, 384, 396, 407, 414, 434, 444, 448, 462, 483, 496, 504, 506, 512, 518, 528, 552, 558, 576, 592, 616, 644, 651, 666, 672, 682, 693, 704, 713, 736, 744, 759, 768, 777, 792, 814, 828, 851, 868, 888, 896, 924, 966, 992, 1008, 1012, 1023, 1024, 1036, 1056, 1104, 1116, 1147, 1152, 1184, 1221, 1232, 1288, 1302, 1332, 1344, 1364, 1386, 1408, 1426, 1449, 1472, 1488, 1518, 1536, 1554, 1584, 1628, 1656, 1702, 1736, 1771, 1776, 1792, 1848, 1932, 1953, 1984, 2016, 2024, 2046, 2072, 2112, 2139, 2208, 2232, 2277, 2294, 2304, 2331, 2368, 2387, 2442, 2464, 2553, 2576, 2604, 2664, 2688, 2728, 2772, 2816, 2849, 2852, 2898, 2944, 2976, 3036, 3069, 3072, 3108, 3168, 3256, 3312, 3404, 3441, 3472, 3542, 3552, 3584, 3663, 3696, 3864, 3906, 3968, 4032, 4048, 4092, 4144, 4224, 4278, 4416, 4464, 4554, 4588, 4608, 4662, 4736, 4774, 4884, 4928, 4991, 5106, 5152, 5208, 5313, 5328, 5376, 5456, 5544, 5632, 5698, 5704, 5796, 5888, 5952, 5957, 6072, 6138, 6216, 6336, 6417, 6512, 6624, 6808, 6882, 6944, 7084, 7104, 7161, 7168, 7326, 7392, 7659, 7728, 7812, 7843, 7936, 8029, 8064, 8096, 8184, 8288, 8448, 8547, 8556, 8832, 8928, 9108, 9176, 9216, 9324, 9361, 9472, 9548, 9768, 9856, 9982, 10212, 10304, 10323, 10416, 10626, 10656, 10752, 10912, 11088, 11264, 11396, 11408, 11592, 11776, 11904, 11914, 12144, 12276, 12432, 12617, 12672, 12834, 13024, 13248, 13616, 13764, 13888, 14168, 14208, 14322, 14652, 14784, 14973, 15318, 15456, 15624, 15686, 15872, 15939, 16058, 16128, 16192, 16368, 16576, 16896, 17094, 17112, 17664, 17856, 17871, 18216, 18352, 18648, 18722, 18944, 19096, 19536, 19712, 19964, 20424, 20608, 20646, 20832, 21252, 21312, 21483, 21504, 21824, 22176, 22792, 22816, 23184, 23529, 23552, 23808, 23828, 24087, 24288, 24552, 24864, 25234, 25344, 25641, 25668, 26048, 26381, 26496, 27232, 27528, 27776, 28083, 28336, 28416, 28644, 29304, 29568, 29946, 30636, 30912, 31248, 31372, 31744, 31878, 32116, 32256, 32384, 32736, 33152, 33792, 34188, 34224, 35328, 35712, 35742, 36432, 36704, 37296, 37444, 37851, 37888, 38192, 39072, 39424, 39928, 40848, 41216, 41292, 41664, 42504, 42624, 42966, 43648, 44352, 44919, 45584, 45632, 46368, 47058, 47616, 47656, 48174, 48576, 49104, 49728, 50468, 50688, 51282, 51336, 52096, 52762, 52992, 53613, 54464, 54901, 55056, 55552, 56166, 56672, 56832, 57288, 58608, 59136, 59892, 61272, 61824, 62496, 62744, 63756, 64232, 64512, 64768, 65472, 65527, 66304, 68376, 68448, 70587, 70656, 71424, 71484, 72261, 72864, 73408, 74592, 74888, 75702, 76384, 78144, 78848, 79143, 79856, 81696, 82432, 82584, 83328, 84249, 85008, 85248, 85932, 87296, 88319, 88704, 89838, 91168, 91264, 92736, 94116, 95232, 95312, 96348, 97152, 98208, 99456, 100936, 101376, 102564, 102672, 104192, 105524, 105984, 107226, 108928, 109802, 110112, 111104, 112332, 113344, 113553, 113664, 114576, 117216, 118272, 119784, 122544, 123648, 124992, 125488, 127512, 128464, 129536, 130944, 131054, 132608, 136752, 136896, 141174, 142848, 142968, 144522, 145728, 146816, 149184, 149776, 151404, 152768, 156288, 158286, 159712, 163392, 164703, 164864, 165168, 166656, 168498, 170016, 170496, 171864, 174592, 176638, 177408, 179676, 182336, 182528, 184667, 185472, 188232, 190624, 192696, 194304, 196416, 196581, 198912, 201872, 205128, 205344, 208384, 211048, 211968, 214452, 217856, 219604, 220224, 222208, 224664, 226688, 227106, 229152, 234432, 236544, 237429, 239568, 245088, 247296, 249984, 250976, 255024, 256928, 259072, 261888, 262108, 264957, 265216, 273504, 273792, 282348, 285696, 285936, 289044, 290191, 291456, 293632, 298368, 299552, 302808, 305536, 312576, 316572, 319424, 326784, 329406, 330336, 333312, 336996, 340032, 340992, 343728, 349184, 353276, 354816, 359352, 364672, 365056, 369334, 370944, 376464, 381248, 385392, 388608, 392832, 393162, 397824, 403744, 410256, 410688, 416768, 422096, 428904, 435712, 439208, 440448, 449328, 453376, 454212, 458304, 468864, 474858, 479136, 490176, 494109, 494592, 499968, 501952, 510048, 513856, 523776, 524216, 529914, 547008, 547584, 554001, 564696, 571872, 578088, 580382, 582912, 587264, 589743, 596736, 599104, 605616, 611072, 625152, 633144, 638848, 653568, 658812, 660672, 666624, 673992, 680064, 687456, 706552, 709632, 718704, 729344, 730112, 738668, 741888, 752928, 762496, 770784, 777216, 785664, 786324, 794871, 795648, 807488, 820512, 821376, 844192, 857808, 870573, 871424, 878416, 880896, 898656, 906752, 908424, 916608, 937728, 949716, 958272, 980352, 988218, 999936, 1003904, 1020096, 1027712, 1047552, 1048432, 1059828, 1094016, 1095168, 1108002, 1129392, 1143744, 1156176, 1160764, 1165824, 1174528, 1179486, 1193472, 1198208, 1211232, 1222144, 1250304, 1266288, 1277696, 1307136, 1317624, 1321344, 1347984, 1360128, 1374912, 1413104, 1437408, 1458688, 1477336, 1483776, 1505856, 1524992, 1541568, 1571328, 1572648, 1589742, 1614976, 1641024, 1642752, 1662003, 1688384, 1715616, 1741146, 1756832, 1761792, 1797312, 1813504, 1816848, 1833216, 1875456, 1899432, 1916544, 1960704, 1976436, 1999872, 2007808, 2031337, 2040192, 2055424, 2096864, 2119656, 2188032, 2190336, 2216004, 2258784, 2287488, 2312352, 2321528, 2331648, 2358972, 2386944, 2396416, 2422464, 2444288, 2532576, 2555392, 2611719, 2614272, 2635248, 2642688, 2695968, 2720256, 2749824, 2826208, 2874816, 2917376, 2954672, 3011712, 3049984, 3083136, 3142656, 3145296, 3179484, 3229952, 3282048, 3285504, 3324006, 3376768, 3431232, 3482292, 3513664, 3523584, 3594624, 3633696, 3666432, 3750912, 3798864, 3833088, 3921408, 3952872, 4015616, 4062674, 4080384, 4110848, 4193728, 4239312, 4376064, 4432008, 4517568, 4574976, 4624704, 4643056, 4717944, 4792832, 4844928, 5065152, 5110784, 5223438, 5270496, 5285376, 5391936, 5440512, 5499648, 5652416, 5749632, 5909344, 6023424, 6094011, 6099968, 6166272, 6290592, 6358968, 6459904, 6564096, 6571008, 6648012, 6753536, 6862464, 6964584, 7027328, 7189248, 7267392, 7332864, 7597728, 7666176, 7842816, 7905744, 8031232, 8125348, 8160768, 8221696, 8387456, 8478624, 8752128, 8864016, 9035136, 9149952, 9249408, 9286112, 9435888, 9585664, 9689856, 10130304, 10446876, 10540992, 10570752, 10783872, 10999296, 11304832, 11499264, 11818688, 12046848, 12188022, 12332544, 12581184, 12717936, 12919808, 13128192, 13296024, 13507072, 13724928, 13929168, 14054656, 14378496, 14534784, 15195456, 15332352, 15811488, 16250696, 16321536, 16774912, 16957248, 17728032, 18070272, 18282033, 18299904, 18498816, 18572224, 18871776, 19379712, 20260608, 20893752, 21081984, 21567744, 21998592, 22609664, 22998528, 23637376, 24093696, 24376044, 24665088, 25162368, 25435872, 26256384, 26592048, 27014144, 27449856, 27858336, 28109312, 28756992, 29069568, 30390912, 31622976, 32501392, 33549824, 33914496, 35456064, 36140544, 36564066, 36997632, 37144448, 37743552, 38759424, 40521216, 41787504, 42163968, 43135488, 45219328, 45997056, 47274752, 48752088, 50324736, 50871744, 53184096, 54899712, 55716672, 56218624, 58139136, 60781824, 63245952, 65002784, 67099648, 67828992, 70912128, 72281088, 73128132, 73995264, 74288896, 75487104, 81042432, 83575008, 84327936, 86270976, 90438656, 94549504, 97504176, 100649472, 101743488, 106368192, 111433344, 116278272, 121563648, 126491904, 130005568, 135657984, 141824256, 146256264, 148577792, 150974208, 167150016, 168655872, 189099008, 195008352, 201298944, 203486976, 212736384, 222866688, 243127296, 252983808, 260011136, 271315968, 283648512, 292512528, 297155584, 301948416, 334300032, 390016704, 406973952, 425472768, 445733376, 505967616, 520022272, 567297024, 585025056, 603896832, 668600064, 780033408, 813947904, 850945536, 891466752, 1040044544, 1170050112, 1337200128, 1560066816, 1701891072, 2080089088, 2340100224, 2674400256, 3120133632, 4680200448, 6240267264, 9360400896, 18720801792]

約数ペア:

[(1, 18720801792), (2, 9360400896), (3, 6240267264), (4, 4680200448), (6, 3120133632), (7, 2674400256), (8, 2340100224), (9, 2080089088), (11, 1701891072), (12, 1560066816), (14, 1337200128), (16, 1170050112), (18, 1040044544), (21, 891466752), (22, 850945536), (23, 813947904), (24, 780033408), (28, 668600064), (31, 603896832), (32, 585025056), (33, 567297024), (36, 520022272), (37, 505967616), (42, 445733376), (44, 425472768), (46, 406973952), (48, 390016704), (56, 334300032), (62, 301948416), (63, 297155584), (64, 292512528), (66, 283648512), (69, 271315968), (72, 260011136), (74, 252983808), (77, 243127296), (84, 222866688), (88, 212736384), (92, 203486976), (93, 201298944), (96, 195008352), (99, 189099008), (111, 168655872), (112, 167150016), (124, 150974208), (126, 148577792), (128, 146256264), (132, 141824256), (138, 135657984), (144, 130005568), (148, 126491904), (154, 121563648), (161, 116278272), (168, 111433344), (176, 106368192), (184, 101743488), (186, 100649472), (192, 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(814, 22998528), (828, 22609664), (851, 21998592), (868, 21567744), (888, 21081984), (896, 20893752), (924, 20260608), (966, 19379712), (992, 18871776), (1008, 18572224), (1012, 18498816), (1023, 18299904), (1024, 18282033), (1036, 18070272), (1056, 17728032), (1104, 16957248), (1116, 16774912), (1147, 16321536), (1152, 16250696), (1184, 15811488), (1221, 15332352), (1232, 15195456), (1288, 14534784), (1302, 14378496), (1332, 14054656), (1344, 13929168), (1364, 13724928), (1386, 13507072), (1408, 13296024), (1426, 13128192), (1449, 12919808), (1472, 12717936), (1488, 12581184), (1518, 12332544), (1536, 12188022), (1554, 12046848), (1584, 11818688), (1628, 11499264), (1656, 11304832), (1702, 10999296), (1736, 10783872), (1771, 10570752), (1776, 10540992), (1792, 10446876), (1848, 10130304), (1932, 9689856), (1953, 9585664), (1984, 9435888), (2016, 9286112), (2024, 9249408), (2046, 9149952), (2072, 9035136), (2112, 8864016), (2139, 8752128), (2208, 8478624), (2232, 8387456), (2277, 8221696), (2294, 8160768), (2304, 8125348), (2331, 8031232), (2368, 7905744), (2387, 7842816), (2442, 7666176), (2464, 7597728), (2553, 7332864), (2576, 7267392), (2604, 7189248), (2664, 7027328), (2688, 6964584), (2728, 6862464), (2772, 6753536), (2816, 6648012), (2849, 6571008), (2852, 6564096), (2898, 6459904), (2944, 6358968), (2976, 6290592), (3036, 6166272), (3069, 6099968), (3072, 6094011), (3108, 6023424), (3168, 5909344), (3256, 5749632), (3312, 5652416), (3404, 5499648), (3441, 5440512), (3472, 5391936), (3542, 5285376), (3552, 5270496), (3584, 5223438), (3663, 5110784), (3696, 5065152), (3864, 4844928), (3906, 4792832), (3968, 4717944), (4032, 4643056), (4048, 4624704), (4092, 4574976), (4144, 4517568), (4224, 4432008), (4278, 4376064), (4416, 4239312), (4464, 4193728), (4554, 4110848), (4588, 4080384), (4608, 4062674), (4662, 4015616), (4736, 3952872), (4774, 3921408), (4884, 3833088), (4928, 3798864), (4991, 3750912), (5106, 3666432), (5152, 3633696), (5208, 3594624), (5313, 3523584), (5328, 3513664), (5376, 3482292), (5456, 3431232), (5544, 3376768), (5632, 3324006), (5698, 3285504), (5704, 3282048), (5796, 3229952), (5888, 3179484), (5952, 3145296), (5957, 3142656), (6072, 3083136), (6138, 3049984), (6216, 3011712), (6336, 2954672), (6417, 2917376), (6512, 2874816), (6624, 2826208), (6808, 2749824), (6882, 2720256), (6944, 2695968), (7084, 2642688), (7104, 2635248), (7161, 2614272), (7168, 2611719), (7326, 2555392), (7392, 2532576), (7659, 2444288), (7728, 2422464), (7812, 2396416), (7843, 2386944), (7936, 2358972), (8029, 2331648), (8064, 2321528), (8096, 2312352), (8184, 2287488), (8288, 2258784), (8448, 2216004), (8547, 2190336), (8556, 2188032), (8832, 2119656), (8928, 2096864), (9108, 2055424), (9176, 2040192), (9216, 2031337), (9324, 2007808), (9361, 1999872), (9472, 1976436), (9548, 1960704), (9768, 1916544), (9856, 1899432), (9982, 1875456), (10212, 1833216), (10304, 1816848), (10323, 1813504), (10416, 1797312), (10626, 1761792), (10656, 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(38192, 490176), (39072, 479136), (39424, 474858), (39928, 468864), (40848, 458304), (41216, 454212), (41292, 453376), (41664, 449328), (42504, 440448), (42624, 439208), (42966, 435712), (43648, 428904), (44352, 422096), (44919, 416768), (45584, 410688), (45632, 410256), (46368, 403744), (47058, 397824), (47616, 393162), (47656, 392832), (48174, 388608), (48576, 385392), (49104, 381248), (49728, 376464), (50468, 370944), (50688, 369334), (51282, 365056), (51336, 364672), (52096, 359352), (52762, 354816), (52992, 353276), (53613, 349184), (54464, 343728), (54901, 340992), (55056, 340032), (55552, 336996), (56166, 333312), (56672, 330336), (56832, 329406), (57288, 326784), (58608, 319424), (59136, 316572), (59892, 312576), (61272, 305536), (61824, 302808), (62496, 299552), (62744, 298368), (63756, 293632), (64232, 291456), (64512, 290191), (64768, 289044), (65472, 285936), (65527, 285696), (66304, 282348), (68376, 273792), (68448, 273504), (70587, 265216), (70656, 264957), (71424, 262108), (71484, 261888), (72261, 259072), (72864, 256928), (73408, 255024), (74592, 250976), (74888, 249984), (75702, 247296), (76384, 245088), (78144, 239568), (78848, 237429), (79143, 236544), (79856, 234432), (81696, 229152), (82432, 227106), (82584, 226688), (83328, 224664), (84249, 222208), (85008, 220224), (85248, 219604), (85932, 217856), (87296, 214452), (88319, 211968), (88704, 211048), (89838, 208384), (91168, 205344), (91264, 205128), (92736, 201872), (94116, 198912), (95232, 196581), (95312, 196416), (96348, 194304), (97152, 192696), (98208, 190624), (99456, 188232), (100936, 185472), (101376, 184667), (102564, 182528), (102672, 182336), (104192, 179676), (105524, 177408), (105984, 176638), (107226, 174592), (108928, 171864), (109802, 170496), (110112, 170016), (111104, 168498), (112332, 166656), (113344, 165168), (113553, 164864), (113664, 164703), (114576, 163392), (117216, 159712), (118272, 158286), (119784, 156288), (122544, 152768), (123648, 151404), (124992, 149776), (125488, 149184), (127512, 146816), (128464, 145728), (129536, 144522), (130944, 142968), (131054, 142848), (132608, 141174), (136752, 136896)]