257365632

素因数分解:

$2^7\times 3^1\times {\mathrm{670223}}^1$

素因数の和:670240

約数の個数: 32

約数和(自身を含む): 683628480

約数和(自身を除く): 426262848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 670223, 1340446, 2010669, 2680892, 4021338, 5361784, 8042676, 10723568, 16085352, 21447136, 32170704, 42894272, 64341408, 85788544, 128682816, 257365632]

約数ペア:

[(1, 257365632), (2, 128682816), (3, 85788544), (4, 64341408), (6, 42894272), (8, 32170704), (12, 21447136), (16, 16085352), (24, 10723568), (32, 8042676), (48, 5361784), (64, 4021338), (96, 2680892), (128, 2010669), (192, 1340446), (384, 670223)]