256368

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{109}}^1$

素因数の和:134

約数の個数: 60

約数和(自身を含む): 777480

約数和(自身を除く): 521112

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 98, 109, 112, 147, 168, 196, 218, 294, 327, 336, 392, 436, 588, 654, 763, 784, 872, 1176, 1308, 1526, 1744, 2289, 2352, 2616, 3052, 4578, 5232, 5341, 6104, 9156, 10682, 12208, 16023, 18312, 21364, 32046, 36624, 42728, 64092, 85456, 128184, 256368]

約数ペア:

[(1, 256368), (2, 128184), (3, 85456), (4, 64092), (6, 42728), (7, 36624), (8, 32046), (12, 21364), (14, 18312), (16, 16023), (21, 12208), (24, 10682), (28, 9156), (42, 6104), (48, 5341), (49, 5232), (56, 4578), (84, 3052), (98, 2616), (109, 2352), (112, 2289), (147, 1744), (168, 1526), (196, 1308), (218, 1176), (294, 872), (327, 784), (336, 763), (392, 654), (436, 588)]