135198980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{6151}}^1$

素因数の和:6324

約数の個数: 48

約数和(自身を含む): 326597376

約数和(自身を除く): 191398396

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 157, 314, 628, 785, 1099, 1570, 2198, 3140, 4396, 5495, 6151, 10990, 12302, 21980, 24604, 30755, 43057, 61510, 86114, 123020, 172228, 215285, 430570, 861140, 965707, 1931414, 3862828, 4828535, 6759949, 9657070, 13519898, 19314140, 27039796, 33799745, 67599490, 135198980]

約数ペア:

[(1, 135198980), (2, 67599490), (4, 33799745), (5, 27039796), (7, 19314140), (10, 13519898), (14, 9657070), (20, 6759949), (28, 4828535), (35, 3862828), (70, 1931414), (140, 965707), (157, 861140), (314, 430570), (628, 215285), (785, 172228), (1099, 123020), (1570, 86114), (2198, 61510), (3140, 43057), (4396, 30755), (5495, 24604), (6151, 21980), (10990, 12302)]