256816764

素因数分解:

$2^2\times 3^3\times {\mathrm{1489}}^1\times {\mathrm{1597}}^1$

素因数の和:3099

約数の個数: 48

約数和(自身を含む): 666685600

約数和(自身を除く): 409868836

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 1489, 1597, 2978, 3194, 4467, 4791, 5956, 6388, 8934, 9582, 13401, 14373, 17868, 19164, 26802, 28746, 40203, 43119, 53604, 57492, 80406, 86238, 160812, 172476, 2377933, 4755866, 7133799, 9511732, 14267598, 21401397, 28535196, 42802794, 64204191, 85605588, 128408382, 256816764]

約数ペア:

[(1, 256816764), (2, 128408382), (3, 85605588), (4, 64204191), (6, 42802794), (9, 28535196), (12, 21401397), (18, 14267598), (27, 9511732), (36, 7133799), (54, 4755866), (108, 2377933), (1489, 172476), (1597, 160812), (2978, 86238), (3194, 80406), (4467, 57492), (4791, 53604), (5956, 43119), (6388, 40203), (8934, 28746), (9582, 26802), (13401, 19164), (14373, 17868)]