278754480

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:257

約数の個数: 320

約数和(自身を含む): 1039933440

約数和(自身を除く): 761178960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 31, 36, 40, 45, 46, 48, 54, 60, 62, 69, 72, 80, 90, 92, 93, 108, 115, 120, 124, 135, 138, 144, 155, 180, 181, 184, 186, 207, 216, 230, 240, 248, 270, 276, 279, 310, 345, 360, 362, 368, 372, 414, 432, 460, 465, 496, 540, 543, 552, 558, 620, 621, 690, 713, 720, 724, 744, 828, 837, 905, 920, 930, 1035, 1080, 1086, 1104, 1116, 1240, 1242, 1380, 1395, 1426, 1448, 1488, 1629, 1656, 1674, 1810, 1840, 1860, 2070, 2139, 2160, 2172, 2232, 2480, 2484, 2715, 2760, 2790, 2852, 2896, 3105, 3258, 3312, 3348, 3565, 3620, 3720, 4140, 4163, 4185, 4278, 4344, 4464, 4887, 4968, 5430, 5520, 5580, 5611, 5704, 6210, 6417, 6516, 6696, 7130, 7240, 7440, 8145, 8280, 8326, 8370, 8556, 8688, 9774, 9936, 10695, 10860, 11160, 11222, 11408, 12420, 12489, 12834, 13032, 13392, 14260, 14480, 16290, 16560, 16652, 16740, 16833, 17112, 19251, 19548, 20815, 21390, 21720, 22320, 22444, 24435, 24840, 24978, 25668, 26064, 28055, 28520, 32085, 32580, 33304, 33480, 33666, 34224, 37467, 38502, 39096, 41630, 42780, 43440, 44888, 48870, 49680, 49956, 50499, 51336, 56110, 57040, 62445, 64170, 65160, 66608, 66960, 67332, 74934, 77004, 78192, 83260, 84165, 85560, 89776, 96255, 97740, 99912, 100998, 102672, 112220, 112401, 124890, 128340, 129053, 130320, 134664, 149868, 151497, 154008, 166520, 168330, 171120, 187335, 192510, 195480, 199824, 201996, 224440, 224802, 249780, 252495, 256680, 258106, 269328, 299736, 302994, 308016, 333040, 336660, 374670, 385020, 387159, 390960, 403992, 448880, 449604, 499560, 504990, 513360, 516212, 562005, 599472, 605988, 645265, 673320, 749340, 757485, 770040, 774318, 807984, 899208, 999120, 1009980, 1032424, 1124010, 1161477, 1211976, 1290530, 1346640, 1498680, 1514970, 1540080, 1548636, 1798416, 1935795, 2019960, 2064848, 2248020, 2322954, 2423952, 2581060, 2997360, 3029940, 3097272, 3484431, 3871590, 4039920, 4496040, 4645908, 5162120, 5807385, 6059880, 6194544, 6968862, 7743180, 8992080, 9291816, 10324240, 11614770, 12119760, 13937724, 15486360, 17422155, 18583632, 23229540, 27875448, 30972720, 34844310, 46459080, 55750896, 69688620, 92918160, 139377240, 278754480]

約数ペア:

[(1, 278754480), (2, 139377240), (3, 92918160), (4, 69688620), (5, 55750896), (6, 46459080), (8, 34844310), (9, 30972720), (10, 27875448), (12, 23229540), (15, 18583632), (16, 17422155), (18, 15486360), (20, 13937724), (23, 12119760), (24, 11614770), (27, 10324240), (30, 9291816), (31, 8992080), (36, 7743180), (40, 6968862), (45, 6194544), (46, 6059880), (48, 5807385), (54, 5162120), (60, 4645908), (62, 4496040), (69, 4039920), (72, 3871590), (80, 3484431), (90, 3097272), (92, 3029940), (93, 2997360), (108, 2581060), (115, 2423952), (120, 2322954), (124, 2248020), (135, 2064848), (138, 2019960), (144, 1935795), (155, 1798416), (180, 1548636), (181, 1540080), (184, 1514970), (186, 1498680), (207, 1346640), (216, 1290530), (230, 1211976), (240, 1161477), (248, 1124010), (270, 1032424), (276, 1009980), (279, 999120), (310, 899208), (345, 807984), (360, 774318), (362, 770040), (368, 757485), (372, 749340), (414, 673320), (432, 645265), (460, 605988), (465, 599472), (496, 562005), (540, 516212), (543, 513360), (552, 504990), (558, 499560), (620, 449604), (621, 448880), (690, 403992), (713, 390960), (720, 387159), (724, 385020), (744, 374670), (828, 336660), (837, 333040), (905, 308016), (920, 302994), (930, 299736), (1035, 269328), (1080, 258106), (1086, 256680), (1104, 252495), (1116, 249780), (1240, 224802), (1242, 224440), (1380, 201996), (1395, 199824), (1426, 195480), (1448, 192510), (1488, 187335), (1629, 171120), (1656, 168330), (1674, 166520), (1810, 154008), (1840, 151497), (1860, 149868), (2070, 134664), (2139, 130320), (2160, 129053), (2172, 128340), (2232, 124890), (2480, 112401), (2484, 112220), (2715, 102672), (2760, 100998), (2790, 99912), (2852, 97740), (2896, 96255), (3105, 89776), (3258, 85560), (3312, 84165), (3348, 83260), (3565, 78192), (3620, 77004), (3720, 74934), (4140, 67332), (4163, 66960), (4185, 66608), (4278, 65160), (4344, 64170), (4464, 62445), (4887, 57040), (4968, 56110), (5430, 51336), (5520, 50499), (5580, 49956), (5611, 49680), (5704, 48870), (6210, 44888), (6417, 43440), (6516, 42780), (6696, 41630), (7130, 39096), (7240, 38502), (7440, 37467), (8145, 34224), (8280, 33666), (8326, 33480), (8370, 33304), (8556, 32580), (8688, 32085), (9774, 28520), (9936, 28055), (10695, 26064), (10860, 25668), (11160, 24978), (11222, 24840), (11408, 24435), (12420, 22444), (12489, 22320), (12834, 21720), (13032, 21390), (13392, 20815), (14260, 19548), (14480, 19251), (16290, 17112), (16560, 16833), (16652, 16740)]