118531280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{211663}}^1$

素因数の和:211683

約数の個数: 40

約数和(自身を含む): 314956032

約数和(自身を除く): 196424752

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 211663, 423326, 846652, 1058315, 1481641, 1693304, 2116630, 2963282, 3386608, 4233260, 5926564, 7408205, 8466520, 11853128, 14816410, 16933040, 23706256, 29632820, 59265640, 118531280]

約数ペア:

[(1, 118531280), (2, 59265640), (4, 29632820), (5, 23706256), (7, 16933040), (8, 14816410), (10, 11853128), (14, 8466520), (16, 7408205), (20, 5926564), (28, 4233260), (35, 3386608), (40, 2963282), (56, 2116630), (70, 1693304), (80, 1481641), (112, 1058315), (140, 846652), (280, 423326), (560, 211663)]