256436768

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{677}}^1$

素因数の和:802

約数の個数: 96

約数和(自身を含む): 615081600

約数和(自身を除く): 358644832

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 89, 112, 133, 152, 178, 224, 266, 304, 356, 532, 608, 623, 677, 712, 1064, 1246, 1354, 1424, 1691, 2128, 2492, 2708, 2848, 3382, 4256, 4739, 4984, 5416, 6764, 9478, 9968, 10832, 11837, 12863, 13528, 18956, 19936, 21664, 23674, 25726, 27056, 37912, 47348, 51452, 54112, 60253, 75824, 90041, 94696, 102904, 120506, 151648, 180082, 189392, 205808, 241012, 360164, 378784, 411616, 421771, 482024, 720328, 843542, 964048, 1144807, 1440656, 1687084, 1928096, 2289614, 2881312, 3374168, 4579228, 6748336, 8013649, 9158456, 13496672, 16027298, 18316912, 32054596, 36633824, 64109192, 128218384, 256436768]

約数ペア:

[(1, 256436768), (2, 128218384), (4, 64109192), (7, 36633824), (8, 32054596), (14, 18316912), (16, 16027298), (19, 13496672), (28, 9158456), (32, 8013649), (38, 6748336), (56, 4579228), (76, 3374168), (89, 2881312), (112, 2289614), (133, 1928096), (152, 1687084), (178, 1440656), (224, 1144807), (266, 964048), (304, 843542), (356, 720328), (532, 482024), (608, 421771), (623, 411616), (677, 378784), (712, 360164), (1064, 241012), (1246, 205808), (1354, 189392), (1424, 180082), (1691, 151648), (2128, 120506), (2492, 102904), (2708, 94696), (2848, 90041), (3382, 75824), (4256, 60253), (4739, 54112), (4984, 51452), (5416, 47348), (6764, 37912), (9478, 27056), (9968, 25726), (10832, 23674), (11837, 21664), (12863, 19936), (13528, 18956)]