821171520

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2437}}^1$

素因数の和:2479

約数の個数: 280

約数和(自身を含む): 3147038664

約数和(自身を除く): 2325867144

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, 72, 78, 80, 81, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 162, 180, 192, 195, 208, 216, 234, 240, 260, 270, 288, 312, 320, 324, 351, 360, 390, 405, 416, 432, 468, 480, 520, 540, 576, 585, 624, 648, 702, 720, 780, 810, 832, 864, 936, 960, 1040, 1053, 1080, 1170, 1248, 1296, 1404, 1440, 1560, 1620, 1728, 1755, 1872, 2080, 2106, 2160, 2340, 2437, 2496, 2592, 2808, 2880, 3120, 3240, 3510, 3744, 4160, 4212, 4320, 4680, 4874, 5184, 5265, 5616, 6240, 6480, 7020, 7311, 7488, 8424, 8640, 9360, 9748, 10530, 11232, 12185, 12480, 12960, 14040, 14622, 16848, 18720, 19496, 21060, 21933, 22464, 24370, 25920, 28080, 29244, 31681, 33696, 36555, 37440, 38992, 42120, 43866, 48740, 56160, 58488, 63362, 65799, 67392, 73110, 77984, 84240, 87732, 95043, 97480, 109665, 112320, 116976, 126724, 131598, 146220, 155968, 158405, 168480, 175464, 190086, 194960, 197397, 219330, 233952, 253448, 263196, 285129, 292440, 316810, 328995, 336960, 350928, 380172, 389920, 394794, 438660, 467904, 475215, 506896, 526392, 570258, 584880, 633620, 657990, 701856, 760344, 779840, 789588, 855387, 877320, 950430, 986985, 1013792, 1052784, 1140516, 1169760, 1267240, 1315980, 1403712, 1425645, 1520688, 1579176, 1710774, 1754640, 1900860, 1973970, 2027584, 2105568, 2281032, 2339520, 2534480, 2566161, 2631960, 2851290, 3041376, 3158352, 3421548, 3509280, 3801720, 3947940, 4211136, 4276935, 4562064, 5068960, 5132322, 5263920, 5702580, 6082752, 6316704, 6843096, 7018560, 7603440, 7895880, 8553870, 9124128, 10137920, 10264644, 10527840, 11405160, 12633408, 12830805, 13686192, 15206880, 15791760, 17107740, 18248256, 20529288, 21055680, 22810320, 25661610, 27372384, 30413760, 31583520, 34215480, 41058576, 45620640, 51323220, 54744768, 63167040, 68430960, 82117152, 91241280, 102646440, 136861920, 164234304, 205292880, 273723840, 410585760, 821171520]

約数ペア:

[(1, 821171520), (2, 410585760), (3, 273723840), (4, 205292880), (5, 164234304), (6, 136861920), (8, 102646440), (9, 91241280), (10, 82117152), (12, 68430960), (13, 63167040), (15, 54744768), (16, 51323220), (18, 45620640), (20, 41058576), (24, 34215480), (26, 31583520), (27, 30413760), (30, 27372384), (32, 25661610), (36, 22810320), (39, 21055680), (40, 20529288), (45, 18248256), (48, 17107740), (52, 15791760), (54, 15206880), (60, 13686192), (64, 12830805), (65, 12633408), (72, 11405160), (78, 10527840), (80, 10264644), (81, 10137920), (90, 9124128), (96, 8553870), (104, 7895880), (108, 7603440), (117, 7018560), (120, 6843096), (130, 6316704), (135, 6082752), (144, 5702580), (156, 5263920), (160, 5132322), (162, 5068960), (180, 4562064), (192, 4276935), (195, 4211136), (208, 3947940), (216, 3801720), (234, 3509280), (240, 3421548), (260, 3158352), (270, 3041376), (288, 2851290), (312, 2631960), (320, 2566161), (324, 2534480), (351, 2339520), (360, 2281032), (390, 2105568), (405, 2027584), (416, 1973970), (432, 1900860), (468, 1754640), (480, 1710774), (520, 1579176), (540, 1520688), (576, 1425645), (585, 1403712), (624, 1315980), (648, 1267240), (702, 1169760), (720, 1140516), (780, 1052784), (810, 1013792), (832, 986985), (864, 950430), (936, 877320), (960, 855387), (1040, 789588), (1053, 779840), (1080, 760344), (1170, 701856), (1248, 657990), (1296, 633620), (1404, 584880), (1440, 570258), (1560, 526392), (1620, 506896), (1728, 475215), (1755, 467904), (1872, 438660), (2080, 394794), (2106, 389920), (2160, 380172), (2340, 350928), (2437, 336960), (2496, 328995), (2592, 316810), (2808, 292440), (2880, 285129), (3120, 263196), (3240, 253448), (3510, 233952), (3744, 219330), (4160, 197397), (4212, 194960), (4320, 190086), (4680, 175464), (4874, 168480), (5184, 158405), (5265, 155968), (5616, 146220), (6240, 131598), (6480, 126724), (7020, 116976), (7311, 112320), (7488, 109665), (8424, 97480), (8640, 95043), (9360, 87732), (9748, 84240), (10530, 77984), (11232, 73110), (12185, 67392), (12480, 65799), (12960, 63362), (14040, 58488), (14622, 56160), (16848, 48740), (18720, 43866), (19496, 42120), (21060, 38992), (21933, 37440), (22464, 36555), (24370, 33696), (25920, 31681), (28080, 29244)]