158531072

素因数分解:

$2^9\times 7^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:192

約数の個数: 120

約数和(自身を含む): 377855280

約数和(自身を除く): 219324208

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 71, 89, 98, 112, 128, 142, 178, 196, 224, 256, 284, 356, 392, 448, 497, 512, 568, 623, 712, 784, 896, 994, 1136, 1246, 1424, 1568, 1792, 1988, 2272, 2492, 2848, 3136, 3479, 3584, 3976, 4361, 4544, 4984, 5696, 6272, 6319, 6958, 7952, 8722, 9088, 9968, 11392, 12544, 12638, 13916, 15904, 17444, 18176, 19936, 22784, 25088, 25276, 27832, 31808, 34888, 36352, 39872, 44233, 45568, 50552, 55664, 63616, 69776, 79744, 88466, 101104, 111328, 127232, 139552, 159488, 176932, 202208, 222656, 254464, 279104, 309631, 318976, 353864, 404416, 445312, 558208, 619262, 707728, 808832, 890624, 1116416, 1238524, 1415456, 1617664, 1781248, 2232832, 2477048, 2830912, 3235328, 4954096, 5661824, 9908192, 11323648, 19816384, 22647296, 39632768, 79265536, 158531072]

約数ペア:

[(1, 158531072), (2, 79265536), (4, 39632768), (7, 22647296), (8, 19816384), (14, 11323648), (16, 9908192), (28, 5661824), (32, 4954096), (49, 3235328), (56, 2830912), (64, 2477048), (71, 2232832), (89, 1781248), (98, 1617664), (112, 1415456), (128, 1238524), (142, 1116416), (178, 890624), (196, 808832), (224, 707728), (256, 619262), (284, 558208), (356, 445312), (392, 404416), (448, 353864), (497, 318976), (512, 309631), (568, 279104), (623, 254464), (712, 222656), (784, 202208), (896, 176932), (994, 159488), (1136, 139552), (1246, 127232), (1424, 111328), (1568, 101104), (1792, 88466), (1988, 79744), (2272, 69776), (2492, 63616), (2848, 55664), (3136, 50552), (3479, 45568), (3584, 44233), (3976, 39872), (4361, 36352), (4544, 34888), (4984, 31808), (5696, 27832), (6272, 25276), (6319, 25088), (6958, 22784), (7952, 19936), (8722, 18176), (9088, 17444), (9968, 15904), (11392, 13916), (12544, 12638)]