256297344

素因数分解:

$2^7\times 3^1\times {\mathrm{667441}}^1$

素因数の和:667458

約数の個数: 32

約数和(自身を含む): 680790840

約数和(自身を除く): 424493496

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 667441, 1334882, 2002323, 2669764, 4004646, 5339528, 8009292, 10679056, 16018584, 21358112, 32037168, 42716224, 64074336, 85432448, 128148672, 256297344]

約数ペア:

[(1, 256297344), (2, 128148672), (3, 85432448), (4, 64074336), (6, 42716224), (8, 32037168), (12, 21358112), (16, 16018584), (24, 10679056), (32, 8009292), (48, 5339528), (64, 4004646), (96, 2669764), (128, 2002323), (192, 1334882), (384, 667441)]