255719744

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{18413}}^1$

素因数の和:18463

約数の個数: 56

約数和(自身を含む): 598675968

約数和(自身を除く): 342956224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 217, 224, 248, 434, 448, 496, 868, 992, 1736, 1984, 3472, 6944, 13888, 18413, 36826, 73652, 128891, 147304, 257782, 294608, 515564, 570803, 589216, 1031128, 1141606, 1178432, 2062256, 2283212, 3995621, 4124512, 4566424, 7991242, 8249024, 9132848, 15982484, 18265696, 31964968, 36531392, 63929936, 127859872, 255719744]

約数ペア:

[(1, 255719744), (2, 127859872), (4, 63929936), (7, 36531392), (8, 31964968), (14, 18265696), (16, 15982484), (28, 9132848), (31, 8249024), (32, 7991242), (56, 4566424), (62, 4124512), (64, 3995621), (112, 2283212), (124, 2062256), (217, 1178432), (224, 1141606), (248, 1031128), (434, 589216), (448, 570803), (496, 515564), (868, 294608), (992, 257782), (1736, 147304), (1984, 128891), (3472, 73652), (6944, 36826), (13888, 18413)]