256236468

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{577}}^1\times {\mathrm{1609}}^1$

素因数の和:2216

約数の個数: 48

約数和(自身を含む): 625349760

約数和(自身を除く): 369113292

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 577, 1154, 1609, 1731, 2308, 3218, 3462, 4827, 6436, 6924, 9654, 13271, 19308, 26542, 37007, 39813, 53084, 74014, 79626, 111021, 148028, 159252, 222042, 444084, 928393, 1856786, 2785179, 3713572, 5570358, 11140716, 21353039, 42706078, 64059117, 85412156, 128118234, 256236468]

約数ペア:

[(1, 256236468), (2, 128118234), (3, 85412156), (4, 64059117), (6, 42706078), (12, 21353039), (23, 11140716), (46, 5570358), (69, 3713572), (92, 2785179), (138, 1856786), (276, 928393), (577, 444084), (1154, 222042), (1609, 159252), (1731, 148028), (2308, 111021), (3218, 79626), (3462, 74014), (4827, 53084), (6436, 39813), (6924, 37007), (9654, 26542), (13271, 19308)]