420886256

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{503}}^1$

素因数の和:790

約数の個数: 80

約数和(自身を含む): 967938048

約数和(自身を除く): 547051792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 241, 248, 434, 482, 496, 503, 868, 964, 1006, 1687, 1736, 1928, 2012, 3374, 3472, 3521, 3856, 4024, 6748, 7042, 7471, 8048, 13496, 14084, 14942, 15593, 26992, 28168, 29884, 31186, 52297, 56336, 59768, 62372, 104594, 109151, 119536, 121223, 124744, 209188, 218302, 242446, 249488, 418376, 436604, 484892, 836752, 848561, 873208, 969784, 1697122, 1746416, 1939568, 3394244, 3757913, 6788488, 7515826, 13576976, 15031652, 26305391, 30063304, 52610782, 60126608, 105221564, 210443128, 420886256]

約数ペア:

[(1, 420886256), (2, 210443128), (4, 105221564), (7, 60126608), (8, 52610782), (14, 30063304), (16, 26305391), (28, 15031652), (31, 13576976), (56, 7515826), (62, 6788488), (112, 3757913), (124, 3394244), (217, 1939568), (241, 1746416), (248, 1697122), (434, 969784), (482, 873208), (496, 848561), (503, 836752), (868, 484892), (964, 436604), (1006, 418376), (1687, 249488), (1736, 242446), (1928, 218302), (2012, 209188), (3374, 124744), (3472, 121223), (3521, 119536), (3856, 109151), (4024, 104594), (6748, 62372), (7042, 59768), (7471, 56336), (8048, 52297), (13496, 31186), (14084, 29884), (14942, 28168), (15593, 26992)]