67158280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{239851}}^1$

素因数の和:239869

約数の個数: 32

約数和(自身を含む): 172693440

約数和(自身を除く): 105535160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 239851, 479702, 959404, 1199255, 1678957, 1918808, 2398510, 3357914, 4797020, 6715828, 8394785, 9594040, 13431656, 16789570, 33579140, 67158280]

約数ペア:

[(1, 67158280), (2, 33579140), (4, 16789570), (5, 13431656), (7, 9594040), (8, 8394785), (10, 6715828), (14, 4797020), (20, 3357914), (28, 2398510), (35, 1918808), (40, 1678957), (56, 1199255), (70, 959404), (140, 479702), (280, 239851)]