20906242560

素因数分解:

$2^9\times 3^5\times 5^1\times 7^1\times {\mathrm{4801}}^1$

素因数の和:4846

約数の個数: 480

約数和(自身を含む): 85830256512

約数和(自身を除く): 64924013952

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, 512, 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, 1536, 1620, 1680, 1701, 1728, 1792, 1890, 1920, 1944, 2016, 2160, 2240, 2268, 2304, 2430, 2520, 2560, 2592, 2688, 2835, 2880, 3024, 3240, 3360, 3402, 3456, 3584, 3780, 3840, 3888, 4032, 4320, 4480, 4536, 4608, 4801, 4860, 5040, 5184, 5376, 5670, 5760, 6048, 6480, 6720, 6804, 6912, 7560, 7680, 7776, 8064, 8505, 8640, 8960, 9072, 9602, 9720, 10080, 10368, 10752, 11340, 11520, 12096, 12960, 13440, 13608, 13824, 14403, 15120, 15552, 16128, 17010, 17280, 17920, 18144, 19204, 19440, 20160, 20736, 22680, 23040, 24005, 24192, 25920, 26880, 27216, 28806, 30240, 31104, 32256, 33607, 34020, 34560, 36288, 38408, 38880, 40320, 41472, 43209, 45360, 48010, 48384, 51840, 53760, 54432, 57612, 60480, 62208, 67214, 68040, 69120, 72015, 72576, 76816, 77760, 80640, 86418, 90720, 96020, 96768, 100821, 103680, 108864, 115224, 120960, 124416, 129627, 134428, 136080, 144030, 145152, 153632, 155520, 161280, 168035, 172836, 181440, 192040, 201642, 207360, 216045, 217728, 230448, 241920, 259254, 268856, 272160, 288060, 290304, 302463, 307264, 311040, 336070, 345672, 362880, 384080, 388881, 403284, 432090, 435456, 460896, 483840, 504105, 518508, 537712, 544320, 576120, 604926, 614528, 622080, 648135, 672140, 691344, 725760, 768160, 777762, 806568, 864180, 870912, 907389, 921792, 1008210, 1037016, 1075424, 1088640, 1152240, 1166643, 1209852, 1229056, 1296270, 1344280, 1382688, 1451520, 1512315, 1536320, 1555524, 1613136, 1728360, 1814778, 1843584, 1944405, 2016420, 2074032, 2150848, 2177280, 2304480, 2333286, 2419704, 2458112, 2592540, 2688560, 2722167, 2765376, 3024630, 3072640, 3111048, 3226272, 3456720, 3629556, 3687168, 3888810, 4032840, 4148064, 4301696, 4354560, 4536945, 4608960, 4666572, 4839408, 5185080, 5377120, 5444334, 5530752, 5833215, 6049260, 6145280, 6222096, 6452544, 6913440, 7259112, 7374336, 7777620, 8065680, 8166501, 8296128, 8603392, 9073890, 9217920, 9333144, 9678816, 10370160, 10754240, 10888668, 11061504, 11666430, 12098520, 12290560, 12444192, 12905088, 13610835, 13826880, 14518224, 15555240, 16131360, 16333002, 16592256, 17206784, 18147780, 18435840, 18666288, 19357632, 20740320, 21508480, 21777336, 22123008, 23332860, 24197040, 24888384, 25810176, 27221670, 27653760, 29036448, 31110480, 32262720, 32666004, 33184512, 36295560, 36871680, 37332576, 38715264, 40832505, 41480640, 43016960, 43554672, 46665720, 48394080, 49776768, 51620352, 54443340, 55307520, 58072896, 62220960, 64525440, 65332008, 66369024, 72591120, 74665152, 77430528, 81665010, 82961280, 86033920, 87109344, 93331440, 96788160, 99553536, 108886680, 110615040, 116145792, 124441920, 129050880, 130664016, 145182240, 149330304, 154861056, 163330020, 165922560, 174218688, 186662880, 193576320, 199107072, 217773360, 232291584, 248883840, 258101760, 261328032, 290364480, 298660608, 326660040, 331845120, 348437376, 373325760, 387152640, 435546720, 464583168, 497767680, 522656064, 580728960, 597321216, 653320080, 696874752, 746651520, 774305280, 871093440, 995535360, 1045312128, 1161457920, 1306640160, 1393749504, 1493303040, 1742186880, 2090624256, 2322915840, 2613280320, 2986606080, 3484373760, 4181248512, 5226560640, 6968747520, 10453121280, 20906242560]

約数ペア:

[(1, 20906242560), (2, 10453121280), (3, 6968747520), (4, 5226560640), (5, 4181248512), (6, 3484373760), (7, 2986606080), (8, 2613280320), (9, 2322915840), (10, 2090624256), (12, 1742186880), (14, 1493303040), (15, 1393749504), (16, 1306640160), (18, 1161457920), (20, 1045312128), (21, 995535360), (24, 871093440), (27, 774305280), (28, 746651520), (30, 696874752), (32, 653320080), (35, 597321216), (36, 580728960), (40, 522656064), (42, 497767680), (45, 464583168), (48, 435546720), (54, 387152640), (56, 373325760), (60, 348437376), (63, 331845120), (64, 326660040), (70, 298660608), (72, 290364480), (80, 261328032), (81, 258101760), (84, 248883840), (90, 232291584), (96, 217773360), (105, 199107072), (108, 193576320), (112, 186662880), (120, 174218688), (126, 165922560), (128, 163330020), (135, 154861056), (140, 149330304), (144, 145182240), (160, 130664016), (162, 129050880), (168, 124441920), (180, 116145792), (189, 110615040), (192, 108886680), (210, 99553536), (216, 96788160), (224, 93331440), (240, 87109344), (243, 86033920), (252, 82961280), (256, 81665010), (270, 77430528), (280, 74665152), (288, 72591120), (315, 66369024), (320, 65332008), (324, 64525440), (336, 62220960), (360, 58072896), (378, 55307520), (384, 54443340), (405, 51620352), (420, 49776768), (432, 48394080), (448, 46665720), (480, 43554672), (486, 43016960), (504, 41480640), (512, 40832505), (540, 38715264), (560, 37332576), (567, 36871680), (576, 36295560), (630, 33184512), (640, 32666004), (648, 32262720), (672, 31110480), (720, 29036448), (756, 27653760), (768, 27221670), (810, 25810176), (840, 24888384), (864, 24197040), (896, 23332860), (945, 22123008), (960, 21777336), (972, 21508480), (1008, 20740320), (1080, 19357632), (1120, 18666288), (1134, 18435840), (1152, 18147780), (1215, 17206784), (1260, 16592256), (1280, 16333002), (1296, 16131360), (1344, 15555240), (1440, 14518224), (1512, 13826880), (1536, 13610835), (1620, 12905088), (1680, 12444192), (1701, 12290560), (1728, 12098520), (1792, 11666430), (1890, 11061504), (1920, 10888668), (1944, 10754240), (2016, 10370160), (2160, 9678816), (2240, 9333144), (2268, 9217920), (2304, 9073890), (2430, 8603392), (2520, 8296128), (2560, 8166501), (2592, 8065680), (2688, 7777620), (2835, 7374336), (2880, 7259112), (3024, 6913440), (3240, 6452544), (3360, 6222096), (3402, 6145280), (3456, 6049260), (3584, 5833215), (3780, 5530752), (3840, 5444334), (3888, 5377120), (4032, 5185080), (4320, 4839408), (4480, 4666572), (4536, 4608960), (4608, 4536945), (4801, 4354560), (4860, 4301696), (5040, 4148064), (5184, 4032840), (5376, 3888810), (5670, 3687168), (5760, 3629556), (6048, 3456720), (6480, 3226272), (6720, 3111048), (6804, 3072640), (6912, 3024630), (7560, 2765376), (7680, 2722167), (7776, 2688560), (8064, 2592540), (8505, 2458112), (8640, 2419704), (8960, 2333286), (9072, 2304480), (9602, 2177280), (9720, 2150848), (10080, 2074032), (10368, 2016420), (10752, 1944405), (11340, 1843584), (11520, 1814778), (12096, 1728360), (12960, 1613136), (13440, 1555524), (13608, 1536320), (13824, 1512315), (14403, 1451520), (15120, 1382688), (15552, 1344280), (16128, 1296270), (17010, 1229056), (17280, 1209852), (17920, 1166643), (18144, 1152240), (19204, 1088640), (19440, 1075424), (20160, 1037016), (20736, 1008210), (22680, 921792), (23040, 907389), (24005, 870912), (24192, 864180), (25920, 806568), (26880, 777762), (27216, 768160), (28806, 725760), (30240, 691344), (31104, 672140), (32256, 648135), (33607, 622080), (34020, 614528), (34560, 604926), (36288, 576120), (38408, 544320), (38880, 537712), (40320, 518508), (41472, 504105), (43209, 483840), (45360, 460896), (48010, 435456), (48384, 432090), (51840, 403284), (53760, 388881), (54432, 384080), (57612, 362880), (60480, 345672), (62208, 336070), (67214, 311040), (68040, 307264), (69120, 302463), (72015, 290304), (72576, 288060), (76816, 272160), (77760, 268856), (80640, 259254), (86418, 241920), (90720, 230448), (96020, 217728), (96768, 216045), (100821, 207360), (103680, 201642), (108864, 192040), (115224, 181440), (120960, 172836), (124416, 168035), (129627, 161280), (134428, 155520), (136080, 153632), (144030, 145152)]