255621240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{337}}^1$

素因数の和:411

約数の個数: 288

約数和(自身を含む): 991813680

約数和(自身を除く): 736192440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 43, 45, 49, 56, 60, 63, 70, 72, 84, 86, 90, 98, 105, 120, 126, 129, 140, 147, 168, 172, 180, 196, 210, 215, 245, 252, 258, 280, 294, 301, 315, 337, 344, 360, 387, 392, 420, 430, 441, 490, 504, 516, 588, 602, 630, 645, 674, 735, 774, 840, 860, 882, 903, 980, 1011, 1032, 1176, 1204, 1260, 1290, 1348, 1470, 1505, 1548, 1685, 1720, 1764, 1806, 1935, 1960, 2022, 2107, 2205, 2359, 2408, 2520, 2580, 2696, 2709, 2940, 3010, 3033, 3096, 3370, 3528, 3612, 3870, 4044, 4214, 4410, 4515, 4718, 5055, 5160, 5418, 5880, 6020, 6066, 6321, 6740, 7077, 7224, 7740, 8088, 8428, 8820, 9030, 9436, 10110, 10535, 10836, 11795, 12040, 12132, 12642, 13480, 13545, 14154, 14491, 15165, 15480, 16513, 16856, 17640, 18060, 18872, 18963, 20220, 21070, 21231, 21672, 23590, 24264, 25284, 27090, 28308, 28982, 30330, 31605, 33026, 35385, 36120, 37926, 40440, 42140, 42462, 43473, 47180, 49539, 50568, 54180, 56616, 57964, 60660, 63210, 66052, 70770, 72455, 75852, 82565, 84280, 84924, 86946, 94360, 94815, 99078, 101437, 106155, 108360, 115928, 121320, 126420, 130419, 132104, 141540, 144910, 148617, 151704, 165130, 169848, 173892, 189630, 198156, 202874, 212310, 217365, 247695, 252840, 260838, 283080, 289820, 297234, 304311, 330260, 347784, 379260, 396312, 405748, 424620, 434730, 495390, 507185, 521676, 579640, 594468, 608622, 652095, 660520, 710059, 743085, 758520, 811496, 849240, 869460, 912933, 990780, 1014370, 1043352, 1188936, 1217244, 1304190, 1420118, 1486170, 1521555, 1738920, 1825866, 1981560, 2028740, 2130177, 2434488, 2608380, 2840236, 2972340, 3043110, 3550295, 3651732, 4057480, 4260354, 4564665, 5216760, 5680472, 5944680, 6086220, 6390531, 7100590, 7303464, 8520708, 9129330, 10650885, 12172440, 12781062, 14201180, 17041416, 18258660, 21301770, 25562124, 28402360, 31952655, 36517320, 42603540, 51124248, 63905310, 85207080, 127810620, 255621240]

約数ペア:

[(1, 255621240), (2, 127810620), (3, 85207080), (4, 63905310), (5, 51124248), (6, 42603540), (7, 36517320), (8, 31952655), (9, 28402360), (10, 25562124), (12, 21301770), (14, 18258660), (15, 17041416), (18, 14201180), (20, 12781062), (21, 12172440), (24, 10650885), (28, 9129330), (30, 8520708), (35, 7303464), (36, 7100590), (40, 6390531), (42, 6086220), (43, 5944680), (45, 5680472), (49, 5216760), (56, 4564665), (60, 4260354), (63, 4057480), (70, 3651732), (72, 3550295), (84, 3043110), (86, 2972340), (90, 2840236), (98, 2608380), (105, 2434488), (120, 2130177), (126, 2028740), (129, 1981560), (140, 1825866), (147, 1738920), (168, 1521555), (172, 1486170), (180, 1420118), (196, 1304190), (210, 1217244), (215, 1188936), (245, 1043352), (252, 1014370), (258, 990780), (280, 912933), (294, 869460), (301, 849240), (315, 811496), (337, 758520), (344, 743085), (360, 710059), (387, 660520), (392, 652095), (420, 608622), (430, 594468), (441, 579640), (490, 521676), (504, 507185), (516, 495390), (588, 434730), (602, 424620), (630, 405748), (645, 396312), (674, 379260), (735, 347784), (774, 330260), (840, 304311), (860, 297234), (882, 289820), (903, 283080), (980, 260838), (1011, 252840), (1032, 247695), (1176, 217365), (1204, 212310), (1260, 202874), (1290, 198156), (1348, 189630), (1470, 173892), (1505, 169848), (1548, 165130), (1685, 151704), (1720, 148617), (1764, 144910), (1806, 141540), (1935, 132104), (1960, 130419), (2022, 126420), (2107, 121320), (2205, 115928), (2359, 108360), (2408, 106155), (2520, 101437), (2580, 99078), (2696, 94815), (2709, 94360), (2940, 86946), (3010, 84924), (3033, 84280), (3096, 82565), (3370, 75852), (3528, 72455), (3612, 70770), (3870, 66052), (4044, 63210), (4214, 60660), (4410, 57964), (4515, 56616), (4718, 54180), (5055, 50568), (5160, 49539), (5418, 47180), (5880, 43473), (6020, 42462), (6066, 42140), (6321, 40440), (6740, 37926), (7077, 36120), (7224, 35385), (7740, 33026), (8088, 31605), (8428, 30330), (8820, 28982), (9030, 28308), (9436, 27090), (10110, 25284), (10535, 24264), (10836, 23590), (11795, 21672), (12040, 21231), (12132, 21070), (12642, 20220), (13480, 18963), (13545, 18872), (14154, 18060), (14491, 17640), (15165, 16856), (15480, 16513)]