72720256

素因数分解:

$2^7\times 7^1\times {\mathrm{277}}^1\times {\mathrm{293}}^1$

素因数の和:591

約数の個数: 64

約数和(自身を含む): 166733280

約数和(自身を除く): 94013024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 277, 293, 448, 554, 586, 896, 1108, 1172, 1939, 2051, 2216, 2344, 3878, 4102, 4432, 4688, 7756, 8204, 8864, 9376, 15512, 16408, 17728, 18752, 31024, 32816, 35456, 37504, 62048, 65632, 81161, 124096, 131264, 162322, 248192, 262528, 324644, 568127, 649288, 1136254, 1298576, 2272508, 2597152, 4545016, 5194304, 9090032, 10388608, 18180064, 36360128, 72720256]

約数ペア:

[(1, 72720256), (2, 36360128), (4, 18180064), (7, 10388608), (8, 9090032), (14, 5194304), (16, 4545016), (28, 2597152), (32, 2272508), (56, 1298576), (64, 1136254), (112, 649288), (128, 568127), (224, 324644), (277, 262528), (293, 248192), (448, 162322), (554, 131264), (586, 124096), (896, 81161), (1108, 65632), (1172, 62048), (1939, 37504), (2051, 35456), (2216, 32816), (2344, 31024), (3878, 18752), (4102, 17728), (4432, 16408), (4688, 15512), (7756, 9376), (8204, 8864)]