1288781568

素因数分解:

$2^8\times 3^2\times {\mathrm{559367}}^1$

素因数の和:559389

約数の個数: 54

約数和(自身を含む): 3715881624

約数和(自身を除く): 2427100056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 576, 768, 1152, 2304, 559367, 1118734, 1678101, 2237468, 3356202, 4474936, 5034303, 6712404, 8949872, 10068606, 13424808, 17899744, 20137212, 26849616, 35799488, 40274424, 53699232, 71598976, 80548848, 107398464, 143197952, 161097696, 214796928, 322195392, 429593856, 644390784, 1288781568]

約数ペア:

[(1, 1288781568), (2, 644390784), (3, 429593856), (4, 322195392), (6, 214796928), (8, 161097696), (9, 143197952), (12, 107398464), (16, 80548848), (18, 71598976), (24, 53699232), (32, 40274424), (36, 35799488), (48, 26849616), (64, 20137212), (72, 17899744), (96, 13424808), (128, 10068606), (144, 8949872), (192, 6712404), (256, 5034303), (288, 4474936), (384, 3356202), (576, 2237468), (768, 1678101), (1152, 1118734), (2304, 559367)]