161261568

素因数分解:

$2^{11}\times 3^2\times {\mathrm{13}}^1\times {\mathrm{673}}^1$

素因数の和:714

約数の個数: 144

約数和(自身を含む): 502325460

約数和(自身を除く): 341063892

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 128, 144, 156, 192, 208, 234, 256, 288, 312, 384, 416, 468, 512, 576, 624, 673, 768, 832, 936, 1024, 1152, 1248, 1346, 1536, 1664, 1872, 2019, 2048, 2304, 2496, 2692, 3072, 3328, 3744, 4038, 4608, 4992, 5384, 6057, 6144, 6656, 7488, 8076, 8749, 9216, 9984, 10768, 12114, 13312, 14976, 16152, 17498, 18432, 19968, 21536, 24228, 26247, 26624, 29952, 32304, 34996, 39936, 43072, 48456, 52494, 59904, 64608, 69992, 78741, 79872, 86144, 96912, 104988, 119808, 129216, 139984, 157482, 172288, 193824, 209976, 239616, 258432, 279968, 314964, 344576, 387648, 419952, 516864, 559936, 629928, 689152, 775296, 839904, 1033728, 1119872, 1259856, 1378304, 1550592, 1679808, 2067456, 2239744, 2519712, 3101184, 3359616, 4134912, 4479488, 5039424, 6202368, 6719232, 8958976, 10078848, 12404736, 13438464, 17917952, 20157696, 26876928, 40315392, 53753856, 80630784, 161261568]

約数ペア:

[(1, 161261568), (2, 80630784), (3, 53753856), (4, 40315392), (6, 26876928), (8, 20157696), (9, 17917952), (12, 13438464), (13, 12404736), (16, 10078848), (18, 8958976), (24, 6719232), (26, 6202368), (32, 5039424), (36, 4479488), (39, 4134912), (48, 3359616), (52, 3101184), (64, 2519712), (72, 2239744), (78, 2067456), (96, 1679808), (104, 1550592), (117, 1378304), (128, 1259856), (144, 1119872), (156, 1033728), (192, 839904), (208, 775296), (234, 689152), (256, 629928), (288, 559936), (312, 516864), (384, 419952), (416, 387648), (468, 344576), (512, 314964), (576, 279968), (624, 258432), (673, 239616), (768, 209976), (832, 193824), (936, 172288), (1024, 157482), (1152, 139984), (1248, 129216), (1346, 119808), (1536, 104988), (1664, 96912), (1872, 86144), (2019, 79872), (2048, 78741), (2304, 69992), (2496, 64608), (2692, 59904), (3072, 52494), (3328, 48456), (3744, 43072), (4038, 39936), (4608, 34996), (4992, 32304), (5384, 29952), (6057, 26624), (6144, 26247), (6656, 24228), (7488, 21536), (8076, 19968), (8749, 18432), (9216, 17498), (9984, 16152), (10768, 14976), (12114, 13312)]