21320897914880

素因数分解:

$2^{11}\times 5^1\times {\mathrm{31}}^2\times {\mathrm{587}}^1\times {\mathrm{3691}}^1$

素因数の和:4367

約数の個数: 288

約数和(自身を含む): 52965542316960

約数和(自身を除く): 31644644402080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 587, 620, 640, 961, 992, 1024, 1174, 1240, 1280, 1922, 1984, 2048, 2348, 2480, 2560, 2935, 3691, 3844, 3968, 4696, 4805, 4960, 5120, 5870, 7382, 7688, 7936, 9392, 9610, 9920, 10240, 11740, 14764, 15376, 15872, 18197, 18455, 18784, 19220, 19840, 23480, 29528, 30752, 31744, 36394, 36910, 37568, 38440, 39680, 46960, 59056, 61504, 63488, 72788, 73820, 75136, 76880, 79360, 90985, 93920, 114421, 118112, 123008, 145576, 147640, 150272, 153760, 158720, 181970, 187840, 228842, 236224, 246016, 291152, 295280, 300544, 307520, 317440, 363940, 375680, 457684, 472448, 492032, 564107, 572105, 582304, 590560, 601088, 615040, 727880, 751360, 915368, 944896, 984064, 1128214, 1144210, 1164608, 1181120, 1202176, 1230080, 1455760, 1502720, 1830736, 1889792, 1968128, 2166617, 2256428, 2288420, 2329216, 2362240, 2460160, 2820535, 2911520, 3005440, 3547051, 3661472, 3779584, 4333234, 4512856, 4576840, 4658432, 4724480, 4920320, 5641070, 5823040, 6010880, 7094102, 7322944, 7559168, 8666468, 9025712, 9153680, 9316864, 9448960, 9840640, 10833085, 11282140, 11646080, 14188204, 14645888, 17332936, 17735255, 18051424, 18307360, 18633728, 18897920, 21666170, 22564280, 23292160, 28376408, 29291776, 34665872, 35470510, 36102848, 36614720, 37267456, 37795840, 43332340, 45128560, 46584320, 56752816, 58583552, 67165127, 69331744, 70941020, 72205696, 73229440, 86664680, 90257120, 93168640, 113505632, 117167104, 134330254, 138663488, 141882040, 144411392, 146458880, 173329360, 180514240, 186337280, 227011264, 234334208, 268660508, 277326976, 283764080, 288822784, 292917760, 335825635, 346658720, 361028480, 454022528, 537321016, 554653952, 567528160, 577645568, 585835520, 671651270, 693317440, 722056960, 908045056, 1074642032, 1109307904, 1135056320, 1155291136, 1171671040, 1343302540, 1386634880, 1444113920, 1816090112, 2082118937, 2149284064, 2218615808, 2270112640, 2686605080, 2773269760, 2888227840, 3632180224, 4164237874, 4298568128, 4437231616, 4540225280, 5373210160, 5546539520, 5776455680, 7264360448, 8328475748, 8597136256, 9080450560, 10410594685, 10746420320, 11093079040, 16656951496, 17194272512, 18160901120, 20821189370, 21492840640, 22186158080, 33313902992, 34388545024, 36321802240, 41642378740, 42985681280, 66627805984, 68777090048, 83284757480, 85971362560, 133255611968, 137554180096, 166569514960, 171942725120, 266511223936, 333139029920, 343885450240, 533022447872, 666278059840, 687770900480, 1066044895744, 1332556119680, 2132089791488, 2665112239360, 4264179582976, 5330224478720, 10660448957440, 21320897914880]

約数ペア:

[(1, 21320897914880), (2, 10660448957440), (4, 5330224478720), (5, 4264179582976), (8, 2665112239360), (10, 2132089791488), (16, 1332556119680), (20, 1066044895744), (31, 687770900480), (32, 666278059840), (40, 533022447872), (62, 343885450240), (64, 333139029920), (80, 266511223936), (124, 171942725120), (128, 166569514960), (155, 137554180096), (160, 133255611968), (248, 85971362560), (256, 83284757480), (310, 68777090048), (320, 66627805984), (496, 42985681280), (512, 41642378740), (587, 36321802240), (620, 34388545024), (640, 33313902992), (961, 22186158080), (992, 21492840640), (1024, 20821189370), (1174, 18160901120), (1240, 17194272512), (1280, 16656951496), (1922, 11093079040), (1984, 10746420320), (2048, 10410594685), (2348, 9080450560), (2480, 8597136256), (2560, 8328475748), (2935, 7264360448), (3691, 5776455680), (3844, 5546539520), (3968, 5373210160), (4696, 4540225280), (4805, 4437231616), (4960, 4298568128), (5120, 4164237874), (5870, 3632180224), (7382, 2888227840), (7688, 2773269760), (7936, 2686605080), (9392, 2270112640), (9610, 2218615808), (9920, 2149284064), (10240, 2082118937), (11740, 1816090112), (14764, 1444113920), (15376, 1386634880), (15872, 1343302540), (18197, 1171671040), (18455, 1155291136), (18784, 1135056320), (19220, 1109307904), (19840, 1074642032), (23480, 908045056), (29528, 722056960), (30752, 693317440), (31744, 671651270), (36394, 585835520), (36910, 577645568), (37568, 567528160), (38440, 554653952), (39680, 537321016), (46960, 454022528), (59056, 361028480), (61504, 346658720), (63488, 335825635), (72788, 292917760), (73820, 288822784), (75136, 283764080), (76880, 277326976), (79360, 268660508), (90985, 234334208), (93920, 227011264), (114421, 186337280), (118112, 180514240), (123008, 173329360), (145576, 146458880), (147640, 144411392), (150272, 141882040), (153760, 138663488), (158720, 134330254), (181970, 117167104), (187840, 113505632), (228842, 93168640), (236224, 90257120), (246016, 86664680), (291152, 73229440), (295280, 72205696), (300544, 70941020), (307520, 69331744), (317440, 67165127), (363940, 58583552), (375680, 56752816), (457684, 46584320), (472448, 45128560), (492032, 43332340), (564107, 37795840), (572105, 37267456), (582304, 36614720), (590560, 36102848), (601088, 35470510), (615040, 34665872), (727880, 29291776), (751360, 28376408), (915368, 23292160), (944896, 22564280), (984064, 21666170), (1128214, 18897920), (1144210, 18633728), (1164608, 18307360), (1181120, 18051424), (1202176, 17735255), (1230080, 17332936), (1455760, 14645888), (1502720, 14188204), (1830736, 11646080), (1889792, 11282140), (1968128, 10833085), (2166617, 9840640), (2256428, 9448960), (2288420, 9316864), (2329216, 9153680), (2362240, 9025712), (2460160, 8666468), (2820535, 7559168), (2911520, 7322944), (3005440, 7094102), (3547051, 6010880), (3661472, 5823040), (3779584, 5641070), (4333234, 4920320), (4512856, 4724480), (4576840, 4658432)]