81913950720

素因数分解:

$2^9\times 3^2\times 5^1\times 7^2\times {\mathrm{37}}^2\times {\mathrm{53}}^1$

素因数の和:170

約数の個数: 1080

約数和(自身を含む): 345567546324

約数和(自身を除く): 263653595604

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 37, 40, 42, 45, 48, 49, 53, 56, 60, 63, 64, 70, 72, 74, 80, 84, 90, 96, 98, 105, 106, 111, 112, 120, 126, 128, 140, 144, 147, 148, 159, 160, 168, 180, 185, 192, 196, 210, 212, 222, 224, 240, 245, 252, 256, 259, 265, 280, 288, 294, 296, 315, 318, 320, 333, 336, 360, 370, 371, 384, 392, 420, 424, 441, 444, 448, 477, 480, 490, 504, 512, 518, 530, 555, 560, 576, 588, 592, 630, 636, 640, 666, 672, 720, 735, 740, 742, 768, 777, 784, 795, 840, 848, 882, 888, 896, 954, 960, 980, 1008, 1036, 1060, 1110, 1113, 1120, 1152, 1176, 1184, 1260, 1272, 1280, 1295, 1332, 1344, 1369, 1440, 1470, 1480, 1484, 1536, 1554, 1568, 1590, 1665, 1680, 1696, 1764, 1776, 1792, 1813, 1855, 1908, 1920, 1960, 1961, 2016, 2072, 2120, 2205, 2220, 2226, 2240, 2304, 2331, 2352, 2368, 2385, 2520, 2544, 2560, 2590, 2597, 2664, 2688, 2738, 2880, 2940, 2960, 2968, 3108, 3136, 3180, 3330, 3339, 3360, 3392, 3528, 3552, 3584, 3626, 3710, 3816, 3840, 3885, 3920, 3922, 4032, 4107, 4144, 4240, 4410, 4440, 4452, 4480, 4608, 4662, 4704, 4736, 4770, 5040, 5088, 5180, 5194, 5328, 5376, 5439, 5476, 5565, 5760, 5880, 5883, 5920, 5936, 6216, 6272, 6360, 6660, 6678, 6720, 6784, 6845, 7056, 7104, 7252, 7420, 7632, 7680, 7770, 7791, 7840, 7844, 8064, 8214, 8288, 8480, 8820, 8880, 8904, 8960, 9065, 9324, 9408, 9472, 9540, 9583, 9805, 10080, 10176, 10360, 10388, 10656, 10752, 10878, 10952, 11130, 11520, 11655, 11760, 11766, 11840, 11872, 12321, 12432, 12544, 12720, 12985, 13320, 13356, 13440, 13568, 13690, 13727, 14112, 14208, 14504, 14840, 15264, 15540, 15582, 15680, 15688, 16128, 16317, 16428, 16576, 16695, 16960, 17640, 17649, 17760, 17808, 17920, 18130, 18648, 18816, 18944, 19080, 19166, 19610, 20160, 20352, 20535, 20720, 20776, 21312, 21756, 21904, 22260, 23040, 23310, 23373, 23520, 23532, 23680, 23744, 24642, 24864, 25088, 25440, 25970, 26640, 26712, 26880, 27136, 27195, 27380, 27454, 28224, 28416, 28749, 29008, 29415, 29680, 30528, 31080, 31164, 31360, 31376, 32256, 32634, 32856, 33152, 33390, 33920, 35280, 35298, 35520, 35616, 36260, 37296, 37632, 38160, 38332, 38955, 39220, 40320, 40704, 41070, 41181, 41440, 41552, 42624, 43512, 43808, 44520, 46620, 46746, 47040, 47064, 47360, 47488, 47915, 49284, 49728, 50880, 51940, 53280, 53424, 53760, 54390, 54760, 54908, 56448, 56832, 57498, 58016, 58830, 59360, 61056, 61605, 62160, 62328, 62720, 62752, 65268, 65712, 66304, 66780, 67081, 67840, 68635, 70560, 70596, 71040, 71232, 72520, 72557, 74592, 75264, 76320, 76664, 77910, 78440, 80640, 81408, 81585, 82140, 82362, 82880, 83104, 85248, 86247, 87024, 87616, 88245, 89040, 93240, 93492, 94080, 94128, 94720, 94976, 95830, 96089, 98568, 99456, 101760, 103880, 106560, 106848, 108780, 109520, 109816, 112896, 114996, 116032, 116865, 117660, 118720, 122112, 123210, 123543, 124320, 124656, 125440, 125504, 130536, 131424, 132608, 133560, 134162, 135680, 137270, 141120, 141192, 142080, 142464, 143745, 145040, 145114, 149184, 152640, 153328, 155820, 156880, 161280, 163170, 164280, 164724, 165760, 166208, 170496, 172494, 174048, 175232, 176490, 178080, 186480, 186984, 188160, 188256, 189952, 191660, 192178, 197136, 198912, 201243, 203520, 205905, 207760, 213120, 213696, 217560, 217671, 219040, 219632, 225792, 229992, 232064, 233730, 235320, 237440, 244224, 246420, 247086, 248640, 249312, 251008, 261072, 262848, 267120, 268324, 274540, 282240, 282384, 284160, 284928, 287490, 288267, 290080, 290228, 298368, 305280, 306656, 311640, 313760, 326340, 328560, 329448, 331520, 332416, 335405, 344988, 348096, 350464, 352980, 356160, 362785, 372960, 373968, 376320, 376512, 383320, 384356, 394272, 397824, 402486, 407040, 411810, 415520, 426240, 427392, 431235, 435120, 435342, 438080, 439264, 459984, 464128, 467460, 470640, 474880, 480445, 492840, 494172, 497280, 498624, 502016, 507899, 522144, 525696, 534240, 536648, 549080, 564480, 564768, 569856, 574980, 576534, 580160, 580456, 596736, 603729, 610560, 613312, 617715, 623280, 627520, 652680, 653013, 657120, 658896, 663040, 664832, 670810, 689976, 696192, 700928, 705960, 712320, 725570, 745920, 747936, 753024, 766640, 768712, 788544, 804972, 823620, 831040, 852480, 854784, 862470, 864801, 870240, 870684, 876160, 878528, 919968, 928256, 934920, 941280, 949760, 960890, 985680, 988344, 994560, 997248, 1004032, 1006215, 1015798, 1044288, 1051392, 1068480, 1073296, 1088355, 1098160, 1128960, 1129536, 1149960, 1153068, 1160320, 1160912, 1193472, 1207458, 1221120, 1226624, 1235430, 1246560, 1255040, 1305360, 1306026, 1314240, 1317792, 1329664, 1341620, 1379952, 1392384, 1411920, 1424640, 1441335, 1451140, 1491840, 1495872, 1506048, 1523697, 1533280, 1537424, 1577088, 1609944, 1647240, 1662080, 1709568, 1724940, 1729602, 1740480, 1741368, 1752320, 1757056, 1839936, 1869840, 1882560, 1921780, 1971360, 1976688, 1989120, 1994496, 2012430, 2031596, 2088576, 2102784, 2136960, 2146592, 2176710, 2196320, 2259072, 2299920, 2306136, 2320640, 2321824, 2414916, 2453248, 2470860, 2493120, 2510080, 2539495, 2610720, 2612052, 2628480, 2635584, 2683240, 2759904, 2784768, 2823840, 2849280, 2882670, 2902280, 2983680, 2991744, 3012096, 3018645, 3047394, 3066560, 3074848, 3154176, 3219888, 3265065, 3294480, 3324160, 3449880, 3459204, 3480960, 3482736, 3504640, 3514112, 3555293, 3679872, 3739680, 3765120, 3843560, 3942720, 3953376, 3988992, 4024860, 4063192, 4177152, 4273920, 4293184, 4324005, 4353420, 4392640, 4518144, 4571091, 4599840, 4612272, 4641280, 4643648, 4829832, 4906496, 4941720, 4986240, 5020160, 5078990, 5221440, 5224104, 5256960, 5271168, 5366480, 5519808, 5647680, 5765340, 5804560, 5967360, 5983488, 6037290, 6094788, 6133120, 6149696, 6308352, 6439776, 6530130, 6588960, 6648320, 6899760, 6918408, 6961920, 6965472, 7028224, 7110586, 7359744, 7479360, 7530240, 7618485, 7687120, 7885440, 7906752, 8049720, 8126384, 8354304, 8547840, 8586368, 8648010, 8706840, 8785280, 9036288, 9142182, 9199680, 9224544, 9287296, 9659664, 9883440, 9972480, 10157980, 10442880, 10448208, 10513920, 10542336, 10665879, 10732960, 11039616, 11295360, 11530680, 11609120, 11966976, 12074580, 12189576, 12266240, 12299392, 12879552, 13060260, 13177920, 13799520, 13836816, 13923840, 13930944, 14221172, 14719488, 14958720, 15060480, 15236970, 15374240, 15770880, 15813504, 16099440, 16252768, 17172736, 17296020, 17413680, 17570560, 17776465, 18284364, 18399360, 18449088, 18574592, 19319328, 19766880, 19944960, 20315960, 20885760, 20896416, 21084672, 21331758, 21465920, 22079232, 22590720, 22855455, 23061360, 23218240, 24149160, 24379152, 24532480, 24598784, 25759104, 26120520, 26355840, 27599040, 27673632, 27861888, 28442344, 29917440, 30473940, 30748480, 31541760, 31627008, 31997637, 32198880, 32505536, 34345472, 34592040, 34827360, 35141120, 35552930, 36568728, 36798720, 36898176, 37149184, 38638656, 39533760, 40631920, 41771520, 41792832, 42663516, 42931840, 44158464, 45181440, 45710910, 46122720, 46436480, 48298320, 48758304, 49197568, 51518208, 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約数ペア:

[(1, 81913950720), (2, 40956975360), (3, 27304650240), (4, 20478487680), (5, 16382790144), (6, 13652325120), (7, 11701992960), (8, 10239243840), (9, 9101550080), (10, 8191395072), (12, 6826162560), (14, 5850996480), (15, 5460930048), (16, 5119621920), (18, 4550775040), (20, 4095697536), (21, 3900664320), (24, 3413081280), (28, 2925498240), (30, 2730465024), (32, 2559810960), (35, 2340398592), (36, 2275387520), (37, 2213890560), (40, 2047848768), (42, 1950332160), (45, 1820310016), (48, 1706540640), (49, 1671713280), (53, 1545546240), (56, 1462749120), (60, 1365232512), (63, 1300221440), (64, 1279905480), (70, 1170199296), (72, 1137693760), (74, 1106945280), (80, 1023924384), (84, 975166080), (90, 910155008), (96, 853270320), (98, 835856640), (105, 780132864), (106, 772773120), (111, 737963520), (112, 731374560), (120, 682616256), (126, 650110720), (128, 639952740), (140, 585099648), (144, 568846880), (147, 557237760), (148, 553472640), (159, 515182080), (160, 511962192), (168, 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(5880, 13930944), (5883, 13923840), (5920, 13836816), (5936, 13799520), (6216, 13177920), (6272, 13060260), (6360, 12879552), (6660, 12299392), (6678, 12266240), (6720, 12189576), (6784, 12074580), (6845, 11966976), (7056, 11609120), (7104, 11530680), (7252, 11295360), (7420, 11039616), (7632, 10732960), (7680, 10665879), (7770, 10542336), (7791, 10513920), (7840, 10448208), (7844, 10442880), (8064, 10157980), (8214, 9972480), (8288, 9883440), (8480, 9659664), (8820, 9287296), (8880, 9224544), (8904, 9199680), (8960, 9142182), (9065, 9036288), (9324, 8785280), (9408, 8706840), (9472, 8648010), (9540, 8586368), (9583, 8547840), (9805, 8354304), (10080, 8126384), (10176, 8049720), (10360, 7906752), (10388, 7885440), (10656, 7687120), (10752, 7618485), (10878, 7530240), (10952, 7479360), (11130, 7359744), (11520, 7110586), (11655, 7028224), (11760, 6965472), (11766, 6961920), (11840, 6918408), (11872, 6899760), (12321, 6648320), (12432, 6588960), (12544, 6530130), (12720, 6439776), (12985, 6308352), (13320, 6149696), (13356, 6133120), (13440, 6094788), (13568, 6037290), (13690, 5983488), (13727, 5967360), (14112, 5804560), (14208, 5765340), (14504, 5647680), (14840, 5519808), (15264, 5366480), (15540, 5271168), (15582, 5256960), (15680, 5224104), (15688, 5221440), (16128, 5078990), (16317, 5020160), (16428, 4986240), (16576, 4941720), (16695, 4906496), (16960, 4829832), (17640, 4643648), (17649, 4641280), (17760, 4612272), (17808, 4599840), (17920, 4571091), (18130, 4518144), (18648, 4392640), (18816, 4353420), (18944, 4324005), (19080, 4293184), (19166, 4273920), (19610, 4177152), (20160, 4063192), (20352, 4024860), (20535, 3988992), (20720, 3953376), (20776, 3942720), (21312, 3843560), (21756, 3765120), (21904, 3739680), (22260, 3679872), (23040, 3555293), (23310, 3514112), (23373, 3504640), (23520, 3482736), (23532, 3480960), (23680, 3459204), (23744, 3449880), (24642, 3324160), (24864, 3294480), (25088, 3265065), (25440, 3219888), (25970, 3154176), (26640, 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