20664564480

素因数分解:

$2^8\times 3^5\times 5^1\times 7^1\times {\mathrm{9491}}^1$

素因数の和:9534

約数の個数: 432

約数和(自身を含む): 84746398464

約数和(自身を除く): 64081833984

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 162, 168, 180, 189, 192, 210, 216, 224, 240, 243, 252, 256, 270, 280, 288, 315, 320, 324, 336, 360, 378, 384, 405, 420, 432, 448, 480, 486, 504, 540, 560, 567, 576, 630, 640, 648, 672, 720, 756, 768, 810, 840, 864, 896, 945, 960, 972, 1008, 1080, 1120, 1134, 1152, 1215, 1260, 1280, 1296, 1344, 1440, 1512, 1620, 1680, 1701, 1728, 1792, 1890, 1920, 1944, 2016, 2160, 2240, 2268, 2304, 2430, 2520, 2592, 2688, 2835, 2880, 3024, 3240, 3360, 3402, 3456, 3780, 3840, 3888, 4032, 4320, 4480, 4536, 4860, 5040, 5184, 5376, 5670, 5760, 6048, 6480, 6720, 6804, 6912, 7560, 7776, 8064, 8505, 8640, 8960, 9072, 9491, 9720, 10080, 10368, 11340, 11520, 12096, 12960, 13440, 13608, 15120, 15552, 16128, 17010, 17280, 18144, 18982, 19440, 20160, 20736, 22680, 24192, 25920, 26880, 27216, 28473, 30240, 31104, 34020, 34560, 36288, 37964, 38880, 40320, 45360, 47455, 48384, 51840, 54432, 56946, 60480, 62208, 66437, 68040, 72576, 75928, 77760, 80640, 85419, 90720, 94910, 103680, 108864, 113892, 120960, 132874, 136080, 142365, 145152, 151856, 155520, 170838, 181440, 189820, 199311, 217728, 227784, 241920, 256257, 265748, 272160, 284730, 303712, 311040, 332185, 341676, 362880, 379640, 398622, 427095, 435456, 455568, 512514, 531496, 544320, 569460, 597933, 607424, 664370, 683352, 725760, 759280, 768771, 797244, 854190, 911136, 996555, 1025028, 1062992, 1088640, 1138920, 1195866, 1214848, 1281285, 1328740, 1366704, 1518560, 1537542, 1594488, 1708380, 1793799, 1822272, 1993110, 2050056, 2125984, 2177280, 2277840, 2306313, 2391732, 2429696, 2562570, 2657480, 2733408, 2989665, 3037120, 3075084, 3188976, 3416760, 3587598, 3644544, 3843855, 3986220, 4100112, 4251968, 4555680, 4612626, 4783464, 5125140, 5314960, 5381397, 5466816, 5979330, 6074240, 6150168, 6377952, 6833520, 7175196, 7289088, 7687710, 7972440, 8200224, 8503936, 8968995, 9111360, 9225252, 9566928, 10250280, 10629920, 10762794, 10933632, 11531565, 11958660, 12148480, 12300336, 12755904, 13667040, 14350392, 15375420, 15944880, 16144191, 16400448, 17007872, 17937990, 18222720, 18450504, 19133856, 20500560, 21259840, 21525588, 21867264, 23063130, 23917320, 24600672, 25511808, 26906985, 27334080, 28700784, 30750840, 31889760, 32288382, 32800896, 35875980, 36445440, 36901008, 38267712, 41001120, 42519680, 43051176, 46126260, 47834640, 49201344, 51023616, 53813970, 54668160, 57401568, 61501680, 63779520, 64576764, 65601792, 71751960, 73802016, 76535424, 80720955, 82002240, 85039360, 86102352, 92252520, 95669280, 98402688, 107627940, 109336320, 114803136, 123003360, 127559040, 129153528, 143503920, 147604032, 153070848, 161441910, 164004480, 172204704, 184505040, 191338560, 196805376, 215255880, 229606272, 246006720, 255118080, 258307056, 287007840, 295208064, 322883820, 328008960, 344409408, 369010080, 382677120, 430511760, 459212544, 492013440, 516614112, 574015680, 590416128, 645767640, 688818816, 738020160, 765354240, 861023520, 984026880, 1033228224, 1148031360, 1291535280, 1377637632, 1476040320, 1722047040, 2066456448, 2296062720, 2583070560, 2952080640, 3444094080, 4132912896, 5166141120, 6888188160, 10332282240, 20664564480]

約数ペア:

[(1, 20664564480), (2, 10332282240), (3, 6888188160), (4, 5166141120), (5, 4132912896), (6, 3444094080), (7, 2952080640), (8, 2583070560), (9, 2296062720), (10, 2066456448), (12, 1722047040), (14, 1476040320), (15, 1377637632), (16, 1291535280), (18, 1148031360), (20, 1033228224), (21, 984026880), (24, 861023520), (27, 765354240), (28, 738020160), (30, 688818816), (32, 645767640), (35, 590416128), (36, 574015680), (40, 516614112), (42, 492013440), (45, 459212544), (48, 430511760), (54, 382677120), (56, 369010080), (60, 344409408), (63, 328008960), (64, 322883820), (70, 295208064), (72, 287007840), (80, 258307056), (81, 255118080), (84, 246006720), (90, 229606272), (96, 215255880), (105, 196805376), (108, 191338560), (112, 184505040), (120, 172204704), (126, 164004480), (128, 161441910), (135, 153070848), (140, 147604032), (144, 143503920), (160, 129153528), (162, 127559040), (168, 123003360), (180, 114803136), (189, 109336320), (192, 107627940), (210, 98402688), (216, 95669280), (224, 92252520), (240, 86102352), (243, 85039360), (252, 82002240), (256, 80720955), (270, 76535424), (280, 73802016), (288, 71751960), (315, 65601792), (320, 64576764), (324, 63779520), (336, 61501680), (360, 57401568), (378, 54668160), (384, 53813970), (405, 51023616), (420, 49201344), (432, 47834640), (448, 46126260), (480, 43051176), (486, 42519680), (504, 41001120), (540, 38267712), (560, 36901008), (567, 36445440), (576, 35875980), (630, 32800896), (640, 32288382), (648, 31889760), (672, 30750840), (720, 28700784), (756, 27334080), (768, 26906985), (810, 25511808), (840, 24600672), (864, 23917320), (896, 23063130), (945, 21867264), (960, 21525588), (972, 21259840), (1008, 20500560), (1080, 19133856), (1120, 18450504), (1134, 18222720), (1152, 17937990), (1215, 17007872), (1260, 16400448), (1280, 16144191), (1296, 15944880), (1344, 15375420), (1440, 14350392), (1512, 13667040), (1620, 12755904), (1680, 12300336), (1701, 12148480), (1728, 11958660), (1792, 11531565), (1890, 10933632), (1920, 10762794), (1944, 10629920), (2016, 10250280), (2160, 9566928), (2240, 9225252), (2268, 9111360), (2304, 8968995), (2430, 8503936), (2520, 8200224), (2592, 7972440), (2688, 7687710), (2835, 7289088), (2880, 7175196), (3024, 6833520), (3240, 6377952), (3360, 6150168), (3402, 6074240), (3456, 5979330), (3780, 5466816), (3840, 5381397), (3888, 5314960), (4032, 5125140), (4320, 4783464), (4480, 4612626), (4536, 4555680), (4860, 4251968), (5040, 4100112), (5184, 3986220), (5376, 3843855), (5670, 3644544), (5760, 3587598), (6048, 3416760), (6480, 3188976), (6720, 3075084), (6804, 3037120), (6912, 2989665), (7560, 2733408), (7776, 2657480), (8064, 2562570), (8505, 2429696), (8640, 2391732), (8960, 2306313), (9072, 2277840), (9491, 2177280), (9720, 2125984), (10080, 2050056), (10368, 1993110), (11340, 1822272), (11520, 1793799), (12096, 1708380), (12960, 1594488), (13440, 1537542), (13608, 1518560), (15120, 1366704), (15552, 1328740), (16128, 1281285), (17010, 1214848), (17280, 1195866), (18144, 1138920), (18982, 1088640), (19440, 1062992), (20160, 1025028), (20736, 996555), (22680, 911136), (24192, 854190), (25920, 797244), (26880, 768771), (27216, 759280), (28473, 725760), (30240, 683352), (31104, 664370), (34020, 607424), (34560, 597933), (36288, 569460), (37964, 544320), (38880, 531496), (40320, 512514), (45360, 455568), (47455, 435456), (48384, 427095), (51840, 398622), (54432, 379640), (56946, 362880), (60480, 341676), (62208, 332185), (66437, 311040), (68040, 303712), (72576, 284730), (75928, 272160), (77760, 265748), (80640, 256257), (85419, 241920), (90720, 227784), (94910, 217728), (103680, 199311), (108864, 189820), (113892, 181440), (120960, 170838), (132874, 155520), (136080, 151856), (142365, 145152)]