67788560

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{17293}}^1$

素因数の和:17320

約数の個数: 60

約数和(自身を含む): 183350988

約数和(自身を除く): 115562428

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 17293, 34586, 69172, 86465, 121051, 138344, 172930, 242102, 276688, 345860, 484204, 605255, 691720, 847357, 968408, 1210510, 1383440, 1694714, 1936816, 2421020, 3389428, 4236785, 4842040, 6778856, 8473570, 9684080, 13557712, 16947140, 33894280, 67788560]

約数ペア:

[(1, 67788560), (2, 33894280), (4, 16947140), (5, 13557712), (7, 9684080), (8, 8473570), (10, 6778856), (14, 4842040), (16, 4236785), (20, 3389428), (28, 2421020), (35, 1936816), (40, 1694714), (49, 1383440), (56, 1210510), (70, 968408), (80, 847357), (98, 691720), (112, 605255), (140, 484204), (196, 345860), (245, 276688), (280, 242102), (392, 172930), (490, 138344), (560, 121051), (784, 86465), (980, 69172), (1960, 34586), (3920, 17293)]