1987216560

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:166

約数の個数: 720

約数和(自身を含む): 8468029440

約数和(自身を除く): 6480812880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 28, 30, 31, 35, 36, 40, 42, 45, 46, 48, 49, 56, 60, 62, 63, 69, 70, 72, 79, 80, 84, 90, 92, 93, 98, 105, 112, 115, 120, 124, 126, 138, 140, 144, 147, 155, 158, 161, 168, 180, 184, 186, 196, 207, 210, 217, 230, 237, 240, 245, 248, 252, 276, 279, 280, 294, 310, 315, 316, 322, 336, 345, 360, 368, 372, 392, 395, 414, 420, 434, 441, 460, 465, 474, 483, 490, 496, 504, 552, 553, 558, 560, 588, 620, 630, 632, 644, 651, 690, 711, 713, 720, 735, 744, 784, 790, 805, 828, 840, 868, 882, 920, 930, 948, 966, 980, 1008, 1035, 1085, 1104, 1106, 1116, 1127, 1176, 1185, 1240, 1260, 1264, 1288, 1302, 1380, 1395, 1422, 1426, 1449, 1470, 1488, 1519, 1580, 1610, 1656, 1659, 1680, 1736, 1764, 1817, 1840, 1860, 1896, 1932, 1953, 1960, 2070, 2139, 2170, 2205, 2212, 2232, 2254, 2352, 2370, 2415, 2449, 2480, 2520, 2576, 2604, 2760, 2765, 2790, 2844, 2852, 2898, 2940, 3038, 3160, 3220, 3255, 3312, 3318, 3381, 3472, 3528, 3555, 3565, 3634, 3720, 3792, 3864, 3871, 3906, 3920, 4140, 4278, 4340, 4410, 4424, 4464, 4508, 4557, 4740, 4830, 4898, 4977, 4991, 5040, 5208, 5451, 5520, 5530, 5580, 5635, 5688, 5704, 5796, 5880, 6076, 6320, 6417, 6440, 6510, 6636, 6762, 7056, 7110, 7130, 7245, 7268, 7347, 7440, 7595, 7728, 7742, 7812, 8280, 8295, 8556, 8680, 8820, 8848, 9016, 9085, 9114, 9480, 9660, 9765, 9796, 9954, 9982, 10143, 10416, 10695, 10902, 11060, 11160, 11270, 11376, 11408, 11592, 11613, 11760, 12152, 12245, 12719, 12834, 12880, 13020, 13272, 13524, 13671, 14220, 14260, 14490, 14536, 14694, 14973, 15190, 15484, 15624, 16353, 16560, 16590, 16905, 17112, 17143, 17360, 17640, 18032, 18170, 18228, 18960, 19320, 19355, 19530, 19592, 19908, 19964, 20286, 21390, 21804, 22041, 22120, 22320, 22540, 22785, 23184, 23226, 24304, 24490, 24885, 24955, 25438, 25668, 26040, 26544, 27048, 27255, 27342, 28440, 28520, 28980, 29072, 29388, 29946, 30380, 30968, 31248, 32085, 32706, 33180, 33810, 34224, 34286, 34839, 34937, 35280, 36340, 36456, 36735, 38157, 38640, 38710, 39060, 39184, 39816, 39928, 40572, 42780, 43608, 44082, 44240, 44919, 45080, 45570, 46452, 48980, 49770, 49910, 50715, 50876, 51336, 51429, 52080, 54096, 54510, 54684, 56327, 56880, 57040, 57960, 58065, 58776, 59892, 60760, 61936, 63595, 64170, 65412, 66360, 67620, 68355, 68572, 69678, 69874, 72680, 72912, 73470, 74865, 76314, 77420, 78120, 79632, 79856, 81144, 81765, 85560, 85715, 87216, 88164, 89033, 89838, 90160, 91140, 92904, 97960, 99540, 99820, 101430, 101752, 102672, 102858, 104811, 109020, 109368, 110205, 112654, 114471, 115920, 116130, 117552, 119784, 120001, 121520, 127190, 128340, 130824, 132720, 135240, 136710, 137144, 139356, 139748, 145360, 146940, 149730, 152628, 154287, 154840, 156240, 162288, 163530, 168981, 171120, 171430, 174195, 174685, 176328, 178066, 179676, 182280, 185808, 190785, 195920, 199080, 199640, 202860, 203504, 205716, 209622, 218040, 218736, 220410, 224595, 225308, 228942, 232260, 239568, 240002, 254380, 256680, 257145, 261648, 267099, 270480, 273420, 274288, 278712, 279496, 281635, 293880, 299460, 305256, 308574, 309680, 314433, 327060, 337962, 342860, 348390, 349370, 352656, 356132, 359352, 360003, 364560, 381570, 394289, 398160, 399280, 405720, 411432, 419244, 436080, 440820, 445165, 449190, 450616, 457884, 464520, 480004, 506943, 508760, 513360, 514290, 524055, 534198, 546840, 557424, 558992, 563270, 572355, 587760, 598920, 600005, 610512, 617148, 628866, 654120, 675924, 685720, 696780, 698740, 712264, 718704, 720006, 763140, 771435, 788578, 801297, 811440, 822864, 838488, 844905, 881640, 890330, 898380, 901232, 915768, 929040, 960008, 1013886, 1017520, 1028580, 1048110, 1068396, 1080009, 1093680, 1126540, 1144710, 1182867, 1197840, 1200010, 1234296, 1257732, 1308240, 1335495, 1351848, 1371440, 1393560, 1397480, 1424528, 1440012, 1526280, 1542870, 1572165, 1577156, 1602594, 1676976, 1689810, 1763280, 1780660, 1796760, 1800015, 1831536, 1920016, 1971445, 2027772, 2057160, 2096220, 2136792, 2160018, 2253080, 2289420, 2365734, 2400020, 2468592, 2515464, 2534715, 2670990, 2703696, 2760023, 2787120, 2794960, 2880024, 3052560, 3085740, 3144330, 3154312, 3205188, 3379620, 3548601, 3561320, 3593520, 3600030, 3942890, 4006485, 4055544, 4114320, 4192440, 4273584, 4320036, 4506160, 4578840, 4731468, 4800040, 5030928, 5069430, 5341980, 5400045, 5520046, 5760048, 5914335, 6171480, 6288660, 6308624, 6410376, 6759240, 7097202, 7122640, 7200060, 7885780, 8012970, 8111088, 8280069, 8384880, 8640072, 9157680, 9462936, 9600080, 10138860, 10683960, 10800090, 11040092, 11828670, 12342960, 12577320, 12820752, 13518480, 13800115, 14194404, 14400120, 15771560, 16025940, 16560138, 17280144, 17743005, 18925872, 20277720, 21367920, 21600180, 22080184, 23657340, 24840207, 25154640, 27600230, 28388808, 28800240, 31543120, 32051880, 33120276, 35486010, 40555440, 41400345, 43200360, 44160368, 47314680, 49680414, 55200460, 56777616, 64103760, 66240552, 70972020, 82800690, 86400720, 94629360, 99360828, 110400920, 124201035, 132481104, 141944040, 165601380, 198721656, 220801840, 248402070, 283888080, 331202760, 397443312, 496804140, 662405520, 993608280, 1987216560]

約数ペア:

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2057160), (980, 2027772), (1008, 1971445), (1035, 1920016), (1085, 1831536), (1104, 1800015), (1106, 1796760), (1116, 1780660), (1127, 1763280), (1176, 1689810), (1185, 1676976), (1240, 1602594), (1260, 1577156), (1264, 1572165), (1288, 1542870), (1302, 1526280), (1380, 1440012), (1395, 1424528), (1422, 1397480), (1426, 1393560), (1449, 1371440), (1470, 1351848), (1488, 1335495), (1519, 1308240), (1580, 1257732), (1610, 1234296), (1656, 1200010), (1659, 1197840), (1680, 1182867), (1736, 1144710), (1764, 1126540), (1817, 1093680), (1840, 1080009), (1860, 1068396), (1896, 1048110), (1932, 1028580), (1953, 1017520), (1960, 1013886), (2070, 960008), (2139, 929040), (2170, 915768), (2205, 901232), (2212, 898380), (2232, 890330), (2254, 881640), (2352, 844905), (2370, 838488), (2415, 822864), (2449, 811440), (2480, 801297), (2520, 788578), (2576, 771435), (2604, 763140), (2760, 720006), (2765, 718704), (2790, 712264), (2844, 698740), (2852, 696780), (2898, 685720), (2940, 675924), (3038, 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