81105408

素因数分解:

$2^9\times 3^3\times {\mathrm{5867}}^1$

素因数の和:5894

約数の個数: 80

約数和(自身を含む): 240118560

約数和(自身を除く): 159013152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 256, 288, 384, 432, 512, 576, 768, 864, 1152, 1536, 1728, 2304, 3456, 4608, 5867, 6912, 11734, 13824, 17601, 23468, 35202, 46936, 52803, 70404, 93872, 105606, 140808, 158409, 187744, 211212, 281616, 316818, 375488, 422424, 563232, 633636, 750976, 844848, 1126464, 1267272, 1501952, 1689696, 2252928, 2534544, 3003904, 3379392, 4505856, 5069088, 6758784, 9011712, 10138176, 13517568, 20276352, 27035136, 40552704, 81105408]

約数ペア:

[(1, 81105408), (2, 40552704), (3, 27035136), (4, 20276352), (6, 13517568), (8, 10138176), (9, 9011712), (12, 6758784), (16, 5069088), (18, 4505856), (24, 3379392), (27, 3003904), (32, 2534544), (36, 2252928), (48, 1689696), (54, 1501952), (64, 1267272), (72, 1126464), (96, 844848), (108, 750976), (128, 633636), (144, 563232), (192, 422424), (216, 375488), (256, 316818), (288, 281616), (384, 211212), (432, 187744), (512, 158409), (576, 140808), (768, 105606), (864, 93872), (1152, 70404), (1536, 52803), (1728, 46936), (2304, 35202), (3456, 23468), (4608, 17601), (5867, 13824), (6912, 11734)]