235728640

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{26309}}^1$

素因数の和:26337

約数の個数: 72

約数和(自身を含む): 645331680

約数和(自身を除く): 409603040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 26309, 52618, 105236, 131545, 184163, 210472, 263090, 368326, 420944, 526180, 736652, 841888, 920815, 1052360, 1473304, 1683776, 1841630, 2104720, 2946608, 3367552, 3683260, 4209440, 5893216, 6735104, 7366520, 8418880, 11786432, 14733040, 16837760, 23572864, 29466080, 33675520, 47145728, 58932160, 117864320, 235728640]

約数ペア:

[(1, 235728640), (2, 117864320), (4, 58932160), (5, 47145728), (7, 33675520), (8, 29466080), (10, 23572864), (14, 16837760), (16, 14733040), (20, 11786432), (28, 8418880), (32, 7366520), (35, 6735104), (40, 5893216), (56, 4209440), (64, 3683260), (70, 3367552), (80, 2946608), (112, 2104720), (128, 1841630), (140, 1683776), (160, 1473304), (224, 1052360), (256, 920815), (280, 841888), (320, 736652), (448, 526180), (560, 420944), (640, 368326), (896, 263090), (1120, 210472), (1280, 184163), (1792, 131545), (2240, 105236), (4480, 52618), (8960, 26309)]