81421355520

素因数分解:

$2^9\times 3^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:294

約数の個数: 800

約数和(自身を含む): 305569723536

約数和(自身を除く): 224148368016

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 41, 45, 48, 54, 60, 61, 64, 72, 80, 81, 82, 90, 96, 108, 120, 122, 123, 128, 135, 144, 157, 160, 162, 164, 180, 183, 192, 205, 216, 240, 244, 246, 256, 270, 288, 305, 314, 320, 324, 328, 360, 366, 369, 384, 405, 410, 432, 471, 480, 488, 492, 512, 540, 549, 576, 610, 615, 628, 640, 648, 656, 720, 732, 738, 768, 785, 810, 820, 864, 915, 942, 960, 976, 984, 1080, 1098, 1107, 1152, 1220, 1230, 1256, 1280, 1296, 1312, 1413, 1440, 1464, 1476, 1536, 1570, 1620, 1640, 1647, 1728, 1830, 1845, 1884, 1920, 1952, 1968, 2160, 2196, 2214, 2304, 2355, 2440, 2460, 2501, 2512, 2560, 2592, 2624, 2745, 2826, 2880, 2928, 2952, 3140, 3240, 3280, 3294, 3321, 3456, 3660, 3690, 3768, 3840, 3904, 3936, 4239, 4320, 4392, 4428, 4608, 4710, 4880, 4920, 4941, 5002, 5024, 5184, 5248, 5490, 5535, 5652, 5760, 5856, 5904, 6280, 6437, 6480, 6560, 6588, 6642, 6912, 7065, 7320, 7380, 7503, 7536, 7680, 7808, 7872, 8235, 8478, 8640, 8784, 8856, 9420, 9577, 9760, 9840, 9882, 10004, 10048, 10368, 10496, 10980, 11070, 11304, 11520, 11712, 11808, 12505, 12560, 12717, 12874, 12960, 13120, 13176, 13284, 13824, 14130, 14640, 14760, 15006, 15072, 15616, 15744, 16470, 16605, 16956, 17280, 17568, 17712, 18840, 19154, 19311, 19520, 19680, 19764, 20008, 20096, 20736, 20992, 21195, 21960, 22140, 22509, 22608, 23040, 23424, 23616, 24705, 25010, 25120, 25434, 25748, 25920, 26240, 26352, 26568, 28260, 28731, 29280, 29520, 30012, 30144, 31232, 31488, 32185, 32940, 33210, 33912, 34560, 35136, 35424, 37515, 37680, 38308, 38622, 39040, 39360, 39528, 40016, 40192, 41472, 42390, 43920, 44280, 45018, 45216, 46848, 47232, 47885, 49410, 50020, 50240, 50868, 51496, 51840, 52480, 52704, 53136, 56520, 57462, 57933, 58560, 59040, 60024, 60288, 62976, 63585, 64370, 65880, 66420, 67527, 67824, 69120, 70272, 70848, 75030, 75360, 76616, 77244, 78080, 78720, 79056, 80032, 80384, 84780, 86193, 87840, 88560, 90036, 90432, 93696, 94464, 95770, 96555, 98820, 100040, 100480, 101736, 102992, 103680, 104960, 105408, 106272, 112545, 113040, 114924, 115866, 117120, 118080, 120048, 120576, 127170, 128740, 131760, 132840, 135054, 135648, 140544, 141696, 143655, 150060, 150720, 153232, 154488, 156160, 157440, 158112, 160064, 169560, 172386, 173799, 175680, 177120, 180072, 180864, 188928, 191540, 193110, 197640, 200080, 200960, 202581, 203472, 205984, 207360, 210816, 212544, 225090, 226080, 229848, 231732, 234240, 236160, 240096, 241152, 254340, 257480, 258579, 263520, 265680, 270108, 271296, 281088, 283392, 287310, 289665, 300120, 301440, 306464, 308976, 314880, 316224, 320128, 337635, 339120, 344772, 347598, 351360, 354240, 360144, 361728, 383080, 386220, 392657, 395280, 400160, 401920, 405162, 406944, 411968, 421632, 425088, 430965, 450180, 452160, 459696, 463464, 468480, 472320, 480192, 508680, 514960, 517158, 521397, 527040, 531360, 540216, 542592, 566784, 574620, 579330, 600240, 602880, 612928, 617952, 632448, 640256, 675270, 678240, 689544, 695196, 702720, 708480, 720288, 723456, 766160, 772440, 775737, 785314, 790560, 800320, 810324, 813888, 823936, 843264, 850176, 861930, 868995, 900360, 904320, 919392, 926928, 944640, 960384, 1012905, 1017360, 1029920, 1034316, 1042794, 1054080, 1062720, 1080432, 1085184, 1149240, 1158660, 1177971, 1200480, 1205760, 1225856, 1235904, 1264896, 1280512, 1292895, 1350540, 1356480, 1379088, 1390392, 1405440, 1416960, 1440576, 1532320, 1544880, 1551474, 1570628, 1581120, 1600640, 1620648, 1627776, 1647872, 1700352, 1723860, 1737990, 1800720, 1808640, 1838784, 1853856, 1920768, 1963285, 2025810, 2034720, 2059840, 2068632, 2085588, 2108160, 2125440, 2160864, 2170368, 2298480, 2317320, 2355942, 2400960, 2451712, 2471808, 2529792, 2585790, 2606985, 2701080, 2712960, 2758176, 2780784, 2833920, 2881152, 3064640, 3089760, 3102948, 3141256, 3162240, 3201280, 3241296, 3255552, 3295744, 3447720, 3475980, 3533913, 3601440, 3617280, 3677568, 3707712, 3841536, 3878685, 3926570, 4051620, 4069440, 4119680, 4137264, 4171176, 4216320, 4250880, 4321728, 4596960, 4634640, 4711884, 4801920, 4903424, 4943616, 5171580, 5213970, 5402160, 5425920, 5516352, 5561568, 5762304, 5889855, 6129280, 6179520, 6205896, 6282512, 6324480, 6402560, 6482592, 6511104, 6895440, 6951960, 7067826, 7202880, 7355136, 7415424, 7757370, 7853140, 8103240, 8138880, 8239360, 8274528, 8342352, 8501760, 8643456, 9193920, 9269280, 9423768, 9603840, 9887232, 10343160, 10427940, 10601739, 10804320, 10851840, 11032704, 11123136, 11524608, 11779710, 12258560, 12359040, 12411792, 12565024, 12648960, 12965184, 13790880, 13903920, 14135652, 14405760, 14710272, 14830848, 15514740, 15706280, 16206480, 16277760, 16478720, 16549056, 16684704, 17286912, 17669565, 18387840, 18538560, 18847536, 19207680, 20686320, 20855880, 21203478, 21608640, 22065408, 22246272, 23559420, 24517120, 24718080, 24823584, 25130048, 25930368, 27581760, 27807840, 28271304, 28811520, 29661696, 31029480, 31412560, 31805217, 32412960, 32555520, 33098112, 33369408, 34573824, 35339130, 36775680, 37077120, 37695072, 41372640, 41711760, 42406956, 43217280, 44130816, 44492544, 47118840, 49436160, 49647168, 50260096, 51860736, 53008695, 55163520, 55615680, 56542608, 57623040, 62058960, 62825120, 63610434, 64825920, 66196224, 66738816, 70678260, 73551360, 74154240, 75390144, 82745280, 83423520, 84813912, 86434560, 88985088, 94237680, 99294336, 100520192, 103721472, 106017390, 110327040, 111231360, 113085216, 124117920, 125650240, 127220868, 129651840, 132392448, 133477632, 141356520, 148308480, 150780288, 159026085, 165490560, 166847040, 169627824, 172869120, 188475360, 198588672, 201040384, 212034780, 220654080, 222462720, 226170432, 248235840, 251300480, 254441736, 259303680, 266955264, 282713040, 301560576, 318052170, 330981120, 333694080, 339255648, 376950720, 397177344, 424069560, 444925440, 452340864, 496471680, 502600960, 508883472, 518607360, 565426080, 603121152, 636104340, 661962240, 667388160, 678511296, 753901440, 848139120, 904681728, 992943360, 1005201920, 1017766944, 1130852160, 1272208680, 1334776320, 1357022592, 1507802880, 1696278240, 1809363456, 1985886720, 2035533888, 2261704320, 2544417360, 2714045184, 3015605760, 3392556480, 4071067776, 4523408640, 5088834720, 5428090368, 6785112960, 8142135552, 9046817280, 10177669440, 13570225920, 16284271104, 20355338880, 27140451840, 40710677760, 81421355520]

約数ペア:

[(1, 81421355520), (2, 40710677760), (3, 27140451840), (4, 20355338880), (5, 16284271104), (6, 13570225920), (8, 10177669440), (9, 9046817280), (10, 8142135552), (12, 6785112960), (15, 5428090368), (16, 5088834720), (18, 4523408640), (20, 4071067776), (24, 3392556480), (27, 3015605760), (30, 2714045184), (32, 2544417360), (36, 2261704320), (40, 2035533888), (41, 1985886720), (45, 1809363456), (48, 1696278240), (54, 1507802880), (60, 1357022592), (61, 1334776320), (64, 1272208680), (72, 1130852160), (80, 1017766944), (81, 1005201920), (82, 992943360), (90, 904681728), (96, 848139120), (108, 753901440), (120, 678511296), (122, 667388160), (123, 661962240), (128, 636104340), (135, 603121152), (144, 565426080), (157, 518607360), (160, 508883472), (162, 502600960), (164, 496471680), (180, 452340864), (183, 444925440), (192, 424069560), (205, 397177344), (216, 376950720), (240, 339255648), (244, 333694080), (246, 330981120), (256, 318052170), (270, 301560576), (288, 282713040), (305, 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(1640, 49647168), (1647, 49436160), (1728, 47118840), (1830, 44492544), (1845, 44130816), (1884, 43217280), (1920, 42406956), (1952, 41711760), (1968, 41372640), (2160, 37695072), (2196, 37077120), (2214, 36775680), (2304, 35339130), (2355, 34573824), (2440, 33369408), (2460, 33098112), (2501, 32555520), (2512, 32412960), (2560, 31805217), (2592, 31412560), (2624, 31029480), (2745, 29661696), (2826, 28811520), (2880, 28271304), (2928, 27807840), (2952, 27581760), (3140, 25930368), (3240, 25130048), (3280, 24823584), (3294, 24718080), (3321, 24517120), (3456, 23559420), (3660, 22246272), (3690, 22065408), (3768, 21608640), (3840, 21203478), (3904, 20855880), (3936, 20686320), (4239, 19207680), (4320, 18847536), (4392, 18538560), (4428, 18387840), (4608, 17669565), (4710, 17286912), (4880, 16684704), (4920, 16549056), (4941, 16478720), (5002, 16277760), (5024, 16206480), (5184, 15706280), (5248, 15514740), (5490, 14830848), (5535, 14710272), (5652, 14405760), (5760, 14135652), (5856, 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(43920, 1853856), (44280, 1838784), (45018, 1808640), (45216, 1800720), (46848, 1737990), (47232, 1723860), (47885, 1700352), (49410, 1647872), (50020, 1627776), (50240, 1620648), (50868, 1600640), (51496, 1581120), (51840, 1570628), (52480, 1551474), (52704, 1544880), (53136, 1532320), (56520, 1440576), (57462, 1416960), (57933, 1405440), (58560, 1390392), (59040, 1379088), (60024, 1356480), (60288, 1350540), (62976, 1292895), (63585, 1280512), (64370, 1264896), (65880, 1235904), (66420, 1225856), (67527, 1205760), (67824, 1200480), (69120, 1177971), (70272, 1158660), (70848, 1149240), (75030, 1085184), (75360, 1080432), (76616, 1062720), (77244, 1054080), (78080, 1042794), (78720, 1034316), (79056, 1029920), (80032, 1017360), (80384, 1012905), (84780, 960384), (86193, 944640), (87840, 926928), (88560, 919392), (90036, 904320), (90432, 900360), (93696, 868995), (94464, 861930), (95770, 850176), (96555, 843264), (98820, 823936), (100040, 813888), (100480, 810324), (101736, 800320), 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