320401504

素因数分解:

$2^5\times {\mathrm{67}}^1\times {\mathrm{149441}}^1$

素因数の和:149518

約数の個数: 24

約数和(自身を含む): 640209528

約数和(自身を除く): 319808024

約数列:

[1, 2, 4, 8, 16, 32, 67, 134, 268, 536, 1072, 2144, 149441, 298882, 597764, 1195528, 2391056, 4782112, 10012547, 20025094, 40050188, 80100376, 160200752, 320401504]

約数ペア:

[(1, 320401504), (2, 160200752), (4, 80100376), (8, 40050188), (16, 20025094), (32, 10012547), (67, 4782112), (134, 2391056), (268, 1195528), (536, 597764), (1072, 298882), (2144, 149441)]