256559968

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{36947}}^1$

素因数の和:36995

約数の個数: 48

約数和(自身を含む): 595897344

約数和(自身を除く): 339337376

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 217, 224, 248, 434, 496, 868, 992, 1736, 3472, 6944, 36947, 73894, 147788, 258629, 295576, 517258, 591152, 1034516, 1145357, 1182304, 2069032, 2290714, 4138064, 4581428, 8017499, 8276128, 9162856, 16034998, 18325712, 32069996, 36651424, 64139992, 128279984, 256559968]

約数ペア:

[(1, 256559968), (2, 128279984), (4, 64139992), (7, 36651424), (8, 32069996), (14, 18325712), (16, 16034998), (28, 9162856), (31, 8276128), (32, 8017499), (56, 4581428), (62, 4138064), (112, 2290714), (124, 2069032), (217, 1182304), (224, 1145357), (248, 1034516), (434, 591152), (496, 517258), (868, 295576), (992, 258629), (1736, 147788), (3472, 73894), (6944, 36947)]