75729640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{270463}}^1$

素因数の和:270481

約数の個数: 32

約数和(自身を含む): 194734080

約数和(自身を除く): 119004440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 270463, 540926, 1081852, 1352315, 1893241, 2163704, 2704630, 3786482, 5409260, 7572964, 9466205, 10818520, 15145928, 18932410, 37864820, 75729640]

約数ペア:

[(1, 75729640), (2, 37864820), (4, 18932410), (5, 15145928), (7, 10818520), (8, 9466205), (10, 7572964), (14, 5409260), (20, 3786482), (28, 2704630), (35, 2163704), (40, 1893241), (56, 1352315), (70, 1081852), (140, 540926), (280, 270463)]