256586688

素因数分解:

$2^6\times 3^2\times {\mathrm{445463}}^1$

素因数の和:445481

約数の個数: 42

約数和(自身を含む): 735461064

約数和(自身を除く): 478874376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 576, 445463, 890926, 1336389, 1781852, 2672778, 3563704, 4009167, 5345556, 7127408, 8018334, 10691112, 14254816, 16036668, 21382224, 28509632, 32073336, 42764448, 64146672, 85528896, 128293344, 256586688]

約数ペア:

[(1, 256586688), (2, 128293344), (3, 85528896), (4, 64146672), (6, 42764448), (8, 32073336), (9, 28509632), (12, 21382224), (16, 16036668), (18, 14254816), (24, 10691112), (32, 8018334), (36, 7127408), (48, 5345556), (64, 4009167), (72, 3563704), (96, 2672778), (144, 1781852), (192, 1336389), (288, 890926), (576, 445463)]