20798069760

素因数分解:

$2^{10}\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:281

約数の個数: 704

約数和(自身を含む): 81214479360

約数和(自身を除く): 60416409600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 71, 72, 78, 80, 90, 96, 104, 108, 117, 120, 128, 130, 135, 142, 144, 156, 160, 163, 180, 192, 195, 208, 213, 216, 234, 240, 256, 260, 270, 284, 288, 312, 320, 326, 351, 355, 360, 384, 390, 416, 426, 432, 468, 480, 489, 512, 520, 540, 568, 576, 585, 624, 639, 640, 652, 702, 710, 720, 768, 780, 815, 832, 852, 864, 923, 936, 960, 978, 1024, 1040, 1065, 1080, 1136, 1152, 1170, 1248, 1278, 1280, 1304, 1404, 1420, 1440, 1467, 1536, 1560, 1630, 1664, 1704, 1728, 1755, 1846, 1872, 1917, 1920, 1956, 2080, 2119, 2130, 2160, 2272, 2304, 2340, 2445, 2496, 2556, 2560, 2608, 2769, 2808, 2840, 2880, 2934, 3072, 3120, 3195, 3260, 3328, 3408, 3456, 3510, 3692, 3744, 3834, 3840, 3912, 4160, 4238, 4260, 4320, 4401, 4544, 4608, 4615, 4680, 4890, 4992, 5112, 5120, 5216, 5538, 5616, 5680, 5760, 5868, 6240, 6357, 6390, 6520, 6656, 6816, 6912, 7020, 7335, 7384, 7488, 7668, 7680, 7824, 8307, 8320, 8476, 8520, 8640, 8802, 9088, 9216, 9230, 9360, 9585, 9780, 9984, 10224, 10432, 10595, 11076, 11232, 11360, 11520, 11573, 11736, 12480, 12714, 12780, 13040, 13312, 13632, 13824, 13845, 14040, 14670, 14768, 14976, 15336, 15360, 15648, 16614, 16640, 16952, 17040, 17280, 17604, 18176, 18460, 18720, 19071, 19170, 19560, 19968, 20448, 20864, 21190, 22005, 22152, 22464, 22720, 23040, 23146, 23472, 24921, 24960, 25428, 25560, 26080, 27264, 27648, 27690, 28080, 29340, 29536, 29952, 30672, 31296, 31785, 33228, 33280, 33904, 34080, 34560, 34719, 35208, 36352, 36920, 37440, 38142, 38340, 39120, 39936, 40896, 41535, 41728, 42380, 44010, 44304, 44928, 45440, 46080, 46292, 46944, 49842, 49920, 50856, 51120, 52160, 54528, 55380, 56160, 57213, 57865, 58680, 59072, 59904, 61344, 62592, 63570, 66456, 66560, 67808, 68160, 69120, 69438, 70416, 72704, 73840, 74880, 76284, 76680, 78240, 81792, 83070, 83456, 84760, 88020, 88608, 89856, 90880, 92584, 93888, 95355, 99684, 99840, 101712, 102240, 104157, 104320, 109056, 110760, 112320, 114426, 115730, 117360, 118144, 119808, 122688, 124605, 125184, 127140, 132912, 135616, 136320, 138240, 138876, 140832, 147680, 149760, 150449, 152568, 153360, 156480, 163584, 166140, 166912, 169520, 173595, 176040, 177216, 179712, 181760, 185168, 187776, 190710, 199368, 199680, 203424, 204480, 208314, 208640, 218112, 221520, 224640, 228852, 231460, 234720, 236288, 245376, 249210, 250368, 254280, 265824, 271232, 272640, 277752, 281664, 286065, 295360, 299520, 300898, 305136, 306720, 312471, 312960, 327168, 332280, 339040, 347190, 352080, 354432, 359424, 363520, 370336, 375552, 381420, 398736, 406848, 408960, 416628, 417280, 443040, 449280, 451347, 457704, 462920, 469440, 472576, 490752, 498420, 500736, 508560, 520785, 531648, 542464, 545280, 555504, 563328, 572130, 590720, 599040, 601796, 610272, 613440, 624942, 625920, 654336, 664560, 678080, 694380, 704160, 708864, 740672, 751104, 752245, 762840, 797472, 813696, 817920, 833256, 834560, 886080, 898560, 902694, 915408, 925840, 938880, 945152, 981504, 996840, 1017120, 1041570, 1063296, 1084928, 1090560, 1111008, 1126656, 1144260, 1181440, 1203592, 1220544, 1226880, 1249884, 1251840, 1329120, 1354041, 1356160, 1388760, 1408320, 1417728, 1481344, 1502208, 1504490, 1525680, 1562355, 1594944, 1627392, 1635840, 1666512, 1772160, 1797120, 1805388, 1830816, 1851680, 1877760, 1963008, 1993680, 2034240, 2083140, 2126592, 2169856, 2222016, 2253312, 2256735, 2288520, 2362880, 2407184, 2441088, 2453760, 2499768, 2503680, 2658240, 2708082, 2712320, 2777520, 2816640, 2835456, 2962688, 3008980, 3051360, 3124710, 3189888, 3254784, 3271680, 3333024, 3544320, 3610776, 3661632, 3703360, 3755520, 3987360, 4062123, 4068480, 4166280, 4253184, 4444032, 4506624, 4513470, 4577040, 4725760, 4814368, 4882176, 4907520, 4999536, 5316480, 5416164, 5424640, 5555040, 5633280, 5925376, 6017960, 6102720, 6249420, 6379776, 6509568, 6666048, 6770205, 7088640, 7221552, 7323264, 7406720, 7511040, 7974720, 8124246, 8136960, 8332560, 8506368, 8888064, 9026940, 9154080, 9628736, 9764352, 9815040, 9999072, 10632960, 10832328, 10849280, 11110080, 11266560, 11850752, 12035920, 12205440, 12498840, 12759552, 13332096, 13540410, 14177280, 14443104, 14646528, 14813440, 15949440, 16248492, 16273920, 16665120, 17776128, 18053880, 18308160, 19257472, 19528704, 19998144, 20310615, 21265920, 21664656, 22220160, 22533120, 24071840, 24410880, 24997680, 25519104, 26664192, 27080820, 28886208, 29293056, 29626880, 31898880, 32496984, 32547840, 33330240, 35552256, 36107760, 36616320, 38514944, 39996288, 40621230, 42531840, 43329312, 44440320, 48143680, 48821760, 49995360, 53328384, 54161640, 57772416, 58586112, 59253760, 63797760, 64993968, 66660480, 72215520, 73232640, 77029888, 79992576, 81242460, 86658624, 88880640, 96287360, 97643520, 99990720, 106656768, 108323280, 115544832, 127595520, 129987936, 133320960, 144431040, 146465280, 154059776, 159985152, 162484920, 173317248, 177761280, 192574720, 199981440, 216646560, 231089664, 259975872, 266641920, 288862080, 292930560, 319970304, 324969840, 346634496, 385149440, 399962880, 433293120, 462179328, 519951744, 533283840, 577724160, 649939680, 693268992, 770298880, 799925760, 866586240, 1039903488, 1155448320, 1299879360, 1386537984, 1599851520, 1733172480, 2079806976, 2310896640, 2599758720, 3466344960, 4159613952, 5199517440, 6932689920, 10399034880, 20798069760]

約数ペア:

[(1, 20798069760), (2, 10399034880), (3, 6932689920), (4, 5199517440), (5, 4159613952), (6, 3466344960), (8, 2599758720), (9, 2310896640), (10, 2079806976), (12, 1733172480), (13, 1599851520), (15, 1386537984), (16, 1299879360), (18, 1155448320), (20, 1039903488), (24, 866586240), (26, 799925760), (27, 770298880), (30, 693268992), (32, 649939680), (36, 577724160), (39, 533283840), (40, 519951744), (45, 462179328), (48, 433293120), (52, 399962880), (54, 385149440), (60, 346634496), (64, 324969840), (65, 319970304), (71, 292930560), (72, 288862080), (78, 266641920), (80, 259975872), (90, 231089664), (96, 216646560), (104, 199981440), (108, 192574720), (117, 177761280), (120, 173317248), (128, 162484920), (130, 159985152), (135, 154059776), (142, 146465280), (144, 144431040), (156, 133320960), (160, 129987936), (163, 127595520), (180, 115544832), (192, 108323280), (195, 106656768), (208, 99990720), (213, 97643520), (216, 96287360), (234, 88880640), (240, 86658624), (256, 81242460), (260, 79992576), (270, 77029888), (284, 73232640), (288, 72215520), (312, 66660480), (320, 64993968), (326, 63797760), (351, 59253760), (355, 58586112), (360, 57772416), (384, 54161640), (390, 53328384), (416, 49995360), (426, 48821760), (432, 48143680), (468, 44440320), (480, 43329312), (489, 42531840), (512, 40621230), (520, 39996288), (540, 38514944), (568, 36616320), (576, 36107760), (585, 35552256), (624, 33330240), (639, 32547840), (640, 32496984), (652, 31898880), (702, 29626880), (710, 29293056), (720, 28886208), (768, 27080820), (780, 26664192), (815, 25519104), (832, 24997680), (852, 24410880), (864, 24071840), (923, 22533120), (936, 22220160), (960, 21664656), (978, 21265920), (1024, 20310615), (1040, 19998144), (1065, 19528704), (1080, 19257472), (1136, 18308160), (1152, 18053880), (1170, 17776128), (1248, 16665120), (1278, 16273920), (1280, 16248492), (1304, 15949440), (1404, 14813440), (1420, 14646528), (1440, 14443104), (1467, 14177280), (1536, 13540410), (1560, 13332096), (1630, 12759552), (1664, 12498840), (1704, 12205440), (1728, 12035920), (1755, 11850752), (1846, 11266560), (1872, 11110080), (1917, 10849280), (1920, 10832328), (1956, 10632960), (2080, 9999072), (2119, 9815040), (2130, 9764352), (2160, 9628736), (2272, 9154080), (2304, 9026940), (2340, 8888064), (2445, 8506368), (2496, 8332560), (2556, 8136960), (2560, 8124246), (2608, 7974720), (2769, 7511040), (2808, 7406720), (2840, 7323264), (2880, 7221552), (2934, 7088640), (3072, 6770205), (3120, 6666048), (3195, 6509568), (3260, 6379776), (3328, 6249420), (3408, 6102720), (3456, 6017960), (3510, 5925376), (3692, 5633280), (3744, 5555040), (3834, 5424640), (3840, 5416164), (3912, 5316480), (4160, 4999536), (4238, 4907520), (4260, 4882176), (4320, 4814368), (4401, 4725760), (4544, 4577040), (4608, 4513470), (4615, 4506624), (4680, 4444032), (4890, 4253184), (4992, 4166280), (5112, 4068480), (5120, 4062123), (5216, 3987360), (5538, 3755520), (5616, 3703360), (5680, 3661632), (5760, 3610776), (5868, 3544320), (6240, 3333024), (6357, 3271680), (6390, 3254784), (6520, 3189888), (6656, 3124710), (6816, 3051360), (6912, 3008980), (7020, 2962688), (7335, 2835456), (7384, 2816640), (7488, 2777520), (7668, 2712320), (7680, 2708082), (7824, 2658240), (8307, 2503680), (8320, 2499768), (8476, 2453760), (8520, 2441088), (8640, 2407184), (8802, 2362880), (9088, 2288520), (9216, 2256735), (9230, 2253312), (9360, 2222016), (9585, 2169856), (9780, 2126592), (9984, 2083140), (10224, 2034240), (10432, 1993680), (10595, 1963008), (11076, 1877760), (11232, 1851680), (11360, 1830816), (11520, 1805388), (11573, 1797120), (11736, 1772160), (12480, 1666512), (12714, 1635840), (12780, 1627392), (13040, 1594944), (13312, 1562355), (13632, 1525680), (13824, 1504490), (13845, 1502208), (14040, 1481344), (14670, 1417728), (14768, 1408320), (14976, 1388760), (15336, 1356160), (15360, 1354041), (15648, 1329120), (16614, 1251840), (16640, 1249884), (16952, 1226880), (17040, 1220544), (17280, 1203592), (17604, 1181440), (18176, 1144260), (18460, 1126656), (18720, 1111008), (19071, 1090560), (19170, 1084928), (19560, 1063296), (19968, 1041570), (20448, 1017120), (20864, 996840), (21190, 981504), (22005, 945152), (22152, 938880), (22464, 925840), (22720, 915408), (23040, 902694), (23146, 898560), (23472, 886080), (24921, 834560), (24960, 833256), (25428, 817920), (25560, 813696), (26080, 797472), (27264, 762840), (27648, 752245), (27690, 751104), (28080, 740672), (29340, 708864), (29536, 704160), (29952, 694380), (30672, 678080), (31296, 664560), (31785, 654336), (33228, 625920), (33280, 624942), (33904, 613440), (34080, 610272), (34560, 601796), (34719, 599040), (35208, 590720), (36352, 572130), (36920, 563328), (37440, 555504), (38142, 545280), (38340, 542464), (39120, 531648), (39936, 520785), (40896, 508560), (41535, 500736), (41728, 498420), (42380, 490752), (44010, 472576), (44304, 469440), (44928, 462920), (45440, 457704), (46080, 451347), (46292, 449280), (46944, 443040), (49842, 417280), (49920, 416628), (50856, 408960), (51120, 406848), (52160, 398736), (54528, 381420), (55380, 375552), (56160, 370336), (57213, 363520), (57865, 359424), (58680, 354432), (59072, 352080), (59904, 347190), (61344, 339040), (62592, 332280), (63570, 327168), (66456, 312960), (66560, 312471), (67808, 306720), (68160, 305136), (69120, 300898), (69438, 299520), (70416, 295360), (72704, 286065), (73840, 281664), (74880, 277752), (76284, 272640), (76680, 271232), (78240, 265824), (81792, 254280), (83070, 250368), (83456, 249210), (84760, 245376), (88020, 236288), (88608, 234720), (89856, 231460), (90880, 228852), (92584, 224640), (93888, 221520), (95355, 218112), (99684, 208640), (99840, 208314), (101712, 204480), (102240, 203424), (104157, 199680), (104320, 199368), (109056, 190710), (110760, 187776), (112320, 185168), (114426, 181760), (115730, 179712), (117360, 177216), (118144, 176040), (119808, 173595), (122688, 169520), (124605, 166912), (125184, 166140), (127140, 163584), (132912, 156480), (135616, 153360), (136320, 152568), (138240, 150449), (138876, 149760), (140832, 147680)]