208735744

素因数分解:

$2^9\times 7^1\times {\mathrm{139}}^1\times {\mathrm{419}}^1$

素因数の和:583

約数の個数: 80

約数和(自身を含む): 481219200

約数和(自身を除く): 272483456

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 139, 224, 256, 278, 419, 448, 512, 556, 838, 896, 973, 1112, 1676, 1792, 1946, 2224, 2933, 3352, 3584, 3892, 4448, 5866, 6704, 7784, 8896, 11732, 13408, 15568, 17792, 23464, 26816, 31136, 35584, 46928, 53632, 58241, 62272, 71168, 93856, 107264, 116482, 124544, 187712, 214528, 232964, 249088, 375424, 407687, 465928, 498176, 750848, 815374, 931856, 1501696, 1630748, 1863712, 3261496, 3727424, 6522992, 7454848, 13045984, 14909696, 26091968, 29819392, 52183936, 104367872, 208735744]

約数ペア:

[(1, 208735744), (2, 104367872), (4, 52183936), (7, 29819392), (8, 26091968), (14, 14909696), (16, 13045984), (28, 7454848), (32, 6522992), (56, 3727424), (64, 3261496), (112, 1863712), (128, 1630748), (139, 1501696), (224, 931856), (256, 815374), (278, 750848), (419, 498176), (448, 465928), (512, 407687), (556, 375424), (838, 249088), (896, 232964), (973, 214528), (1112, 187712), (1676, 124544), (1792, 116482), (1946, 107264), (2224, 93856), (2933, 71168), (3352, 62272), (3584, 58241), (3892, 53632), (4448, 46928), (5866, 35584), (6704, 31136), (7784, 26816), (8896, 23464), (11732, 17792), (13408, 15568)]