256283136

素因数分解:

$2^9\times 3^3\times {\mathrm{18539}}^1$

素因数の和:18566

約数の個数: 80

約数和(自身を含む): 758656800

約数和(自身を除く): 502373664

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, 6912, 13824, 18539, 37078, 55617, 74156, 111234, 148312, 166851, 222468, 296624, 333702, 444936, 500553, 593248, 667404, 889872, 1001106, 1186496, 1334808, 1779744, 2002212, 2372992, 2669616, 3559488, 4004424, 4745984, 5339232, 7118976, 8008848, 9491968, 10678464, 14237952, 16017696, 21356928, 28475904, 32035392, 42713856, 64070784, 85427712, 128141568, 256283136]

約数ペア:

[(1, 256283136), (2, 128141568), (3, 85427712), (4, 64070784), (6, 42713856), (8, 32035392), (9, 28475904), (12, 21356928), (16, 16017696), (18, 14237952), (24, 10678464), (27, 9491968), (32, 8008848), (36, 7118976), (48, 5339232), (54, 4745984), (64, 4004424), (72, 3559488), (96, 2669616), (108, 2372992), (128, 2002212), (144, 1779744), (192, 1334808), (216, 1186496), (256, 1001106), (288, 889872), (384, 667404), (432, 593248), (512, 500553), (576, 444936), (768, 333702), (864, 296624), (1152, 222468), (1536, 166851), (1728, 148312), (2304, 111234), (3456, 74156), (4608, 55617), (6912, 37078), (13824, 18539)]