256085376

素因数分解:

$2^7\times 3^1\times {\mathrm{666889}}^1$

素因数の和:666906

約数の個数: 32

約数和(自身を含む): 680227800

約数和(自身を除く): 424142424

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 666889, 1333778, 2000667, 2667556, 4001334, 5335112, 8002668, 10670224, 16005336, 21340448, 32010672, 42680896, 64021344, 85361792, 128042688, 256085376]

約数ペア:

[(1, 256085376), (2, 128042688), (3, 85361792), (4, 64021344), (6, 42680896), (8, 32010672), (12, 21340448), (16, 16005336), (24, 10670224), (32, 8002668), (48, 5335112), (64, 4001334), (96, 2667556), (128, 2000667), (192, 1333778), (384, 666889)]