256409232

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{314227}}^1$

素因数の和:314255

約数の個数: 40

約数和(自身を含む): 701356896

約数和(自身を除く): 444947664

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 314227, 628454, 942681, 1256908, 1885362, 2513816, 3770724, 5027632, 5341859, 7541448, 10683718, 15082896, 16025577, 21367436, 32051154, 42734872, 64102308, 85469744, 128204616, 256409232]

約数ペア:

[(1, 256409232), (2, 128204616), (3, 85469744), (4, 64102308), (6, 42734872), (8, 32051154), (12, 21367436), (16, 16025577), (17, 15082896), (24, 10683718), (34, 7541448), (48, 5341859), (51, 5027632), (68, 3770724), (102, 2513816), (136, 1885362), (204, 1256908), (272, 942681), (408, 628454), (816, 314227)]