256896

素因数分解:

$2^7\times 3^2\times {\mathrm{223}}^1$

素因数の和:243

約数の個数: 48

約数和(自身を含む): 742560

約数和(自身を除く): 485664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 223, 288, 384, 446, 576, 669, 892, 1152, 1338, 1784, 2007, 2676, 3568, 4014, 5352, 7136, 8028, 10704, 14272, 16056, 21408, 28544, 32112, 42816, 64224, 85632, 128448, 256896]

約数ペア:

[(1, 256896), (2, 128448), (3, 85632), (4, 64224), (6, 42816), (8, 32112), (9, 28544), (12, 21408), (16, 16056), (18, 14272), (24, 10704), (32, 8028), (36, 7136), (48, 5352), (64, 4014), (72, 3568), (96, 2676), (128, 2007), (144, 1784), (192, 1338), (223, 1152), (288, 892), (384, 669), (446, 576)]