280885248

素因数分解:

$2^{11}\times 3^2\times 7^2\times {\mathrm{311}}^1$

素因数の和:353

約数の個数: 216

約数和(自身を含む): 946731240

約数和(自身を除く): 665845992

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 64, 72, 84, 96, 98, 112, 126, 128, 144, 147, 168, 192, 196, 224, 252, 256, 288, 294, 311, 336, 384, 392, 441, 448, 504, 512, 576, 588, 622, 672, 768, 784, 882, 896, 933, 1008, 1024, 1152, 1176, 1244, 1344, 1536, 1568, 1764, 1792, 1866, 2016, 2048, 2177, 2304, 2352, 2488, 2688, 2799, 3072, 3136, 3528, 3584, 3732, 4032, 4354, 4608, 4704, 4976, 5376, 5598, 6144, 6272, 6531, 7056, 7168, 7464, 8064, 8708, 9216, 9408, 9952, 10752, 11196, 12544, 13062, 14112, 14336, 14928, 15239, 16128, 17416, 18432, 18816, 19593, 19904, 21504, 22392, 25088, 26124, 28224, 29856, 30478, 32256, 34832, 37632, 39186, 39808, 43008, 44784, 45717, 50176, 52248, 56448, 59712, 60956, 64512, 69664, 75264, 78372, 79616, 89568, 91434, 100352, 104496, 112896, 119424, 121912, 129024, 137151, 139328, 150528, 156744, 159232, 179136, 182868, 208992, 225792, 238848, 243824, 274302, 278656, 301056, 313488, 318464, 358272, 365736, 417984, 451584, 477696, 487648, 548604, 557312, 626976, 636928, 716544, 731472, 835968, 903168, 955392, 975296, 1097208, 1114624, 1253952, 1433088, 1462944, 1671936, 1910784, 1950592, 2194416, 2229248, 2507904, 2866176, 2925888, 3343872, 3901184, 4388832, 4458496, 5015808, 5732352, 5851776, 6687744, 7802368, 8777664, 10031616, 11703552, 13375488, 15604736, 17555328, 20063232, 23407104, 31209472, 35110656, 40126464, 46814208, 70221312, 93628416, 140442624, 280885248]

約数ペア:

[(1, 280885248), (2, 140442624), (3, 93628416), (4, 70221312), (6, 46814208), (7, 40126464), (8, 35110656), (9, 31209472), (12, 23407104), (14, 20063232), (16, 17555328), (18, 15604736), (21, 13375488), (24, 11703552), (28, 10031616), (32, 8777664), (36, 7802368), (42, 6687744), (48, 5851776), (49, 5732352), (56, 5015808), (63, 4458496), (64, 4388832), (72, 3901184), (84, 3343872), (96, 2925888), (98, 2866176), (112, 2507904), (126, 2229248), (128, 2194416), (144, 1950592), (147, 1910784), (168, 1671936), (192, 1462944), (196, 1433088), (224, 1253952), (252, 1114624), (256, 1097208), (288, 975296), (294, 955392), (311, 903168), (336, 835968), (384, 731472), (392, 716544), (441, 636928), (448, 626976), (504, 557312), (512, 548604), (576, 487648), (588, 477696), (622, 451584), (672, 417984), (768, 365736), (784, 358272), (882, 318464), (896, 313488), (933, 301056), (1008, 278656), (1024, 274302), (1152, 243824), (1176, 238848), (1244, 225792), (1344, 208992), (1536, 182868), (1568, 179136), (1764, 159232), (1792, 156744), (1866, 150528), (2016, 139328), (2048, 137151), (2177, 129024), (2304, 121912), (2352, 119424), (2488, 112896), (2688, 104496), (2799, 100352), (3072, 91434), (3136, 89568), (3528, 79616), (3584, 78372), (3732, 75264), (4032, 69664), (4354, 64512), (4608, 60956), (4704, 59712), (4976, 56448), (5376, 52248), (5598, 50176), (6144, 45717), (6272, 44784), (6531, 43008), (7056, 39808), (7168, 39186), (7464, 37632), (8064, 34832), (8708, 32256), (9216, 30478), (9408, 29856), (9952, 28224), (10752, 26124), (11196, 25088), (12544, 22392), (13062, 21504), (14112, 19904), (14336, 19593), (14928, 18816), (15239, 18432), (16128, 17416)]