256692864

素因数分解:

$2^7\times 3^1\times {\mathrm{668471}}^1$

素因数の和:668488

約数の個数: 32

約数和(自身を含む): 681841440

約数和(自身を除く): 425148576

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 668471, 1336942, 2005413, 2673884, 4010826, 5347768, 8021652, 10695536, 16043304, 21391072, 32086608, 42782144, 64173216, 85564288, 128346432, 256692864]

約数ペア:

[(1, 256692864), (2, 128346432), (3, 85564288), (4, 64173216), (6, 42782144), (8, 32086608), (12, 21391072), (16, 16043304), (24, 10695536), (32, 8021652), (48, 5347768), (64, 4010826), (96, 2673884), (128, 2005413), (192, 1336942), (384, 668471)]