255689856

素因数分解:

$2^7\times 3^2\times {\mathrm{221953}}^1$

素因数の和:221973

約数の個数: 48

約数和(自身を含む): 735777510

約数和(自身を除く): 480087654

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 288, 384, 576, 1152, 221953, 443906, 665859, 887812, 1331718, 1775624, 1997577, 2663436, 3551248, 3995154, 5326872, 7102496, 7990308, 10653744, 14204992, 15980616, 21307488, 28409984, 31961232, 42614976, 63922464, 85229952, 127844928, 255689856]

約数ペア:

[(1, 255689856), (2, 127844928), (3, 85229952), (4, 63922464), (6, 42614976), (8, 31961232), (9, 28409984), (12, 21307488), (16, 15980616), (18, 14204992), (24, 10653744), (32, 7990308), (36, 7102496), (48, 5326872), (64, 3995154), (72, 3551248), (96, 2663436), (128, 1997577), (144, 1775624), (192, 1331718), (288, 887812), (384, 665859), (576, 443906), (1152, 221953)]