70447720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{809}}^1$

素因数の和:1138

約数の個数: 64

約数和(自身を含む): 181958400

約数和(自身を除く): 111510680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 311, 622, 809, 1244, 1555, 1618, 2177, 2488, 3110, 3236, 4045, 4354, 5663, 6220, 6472, 8090, 8708, 10885, 11326, 12440, 16180, 17416, 21770, 22652, 28315, 32360, 43540, 45304, 56630, 87080, 113260, 226520, 251599, 503198, 1006396, 1257995, 1761193, 2012792, 2515990, 3522386, 5031980, 7044772, 8805965, 10063960, 14089544, 17611930, 35223860, 70447720]

約数ペア:

[(1, 70447720), (2, 35223860), (4, 17611930), (5, 14089544), (7, 10063960), (8, 8805965), (10, 7044772), (14, 5031980), (20, 3522386), (28, 2515990), (35, 2012792), (40, 1761193), (56, 1257995), (70, 1006396), (140, 503198), (280, 251599), (311, 226520), (622, 113260), (809, 87080), (1244, 56630), (1555, 45304), (1618, 43540), (2177, 32360), (2488, 28315), (3110, 22652), (3236, 21770), (4045, 17416), (4354, 16180), (5663, 12440), (6220, 11326), (6472, 10885), (8090, 8708)]