77285320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{276019}}^1$

素因数の和:276037

約数の個数: 32

約数和(自身を含む): 198734400

約数和(自身を除く): 121449080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 276019, 552038, 1104076, 1380095, 1932133, 2208152, 2760190, 3864266, 5520380, 7728532, 9660665, 11040760, 15457064, 19321330, 38642660, 77285320]

約数ペア:

[(1, 77285320), (2, 38642660), (4, 19321330), (5, 15457064), (7, 11040760), (8, 9660665), (10, 7728532), (14, 5520380), (20, 3864266), (28, 2760190), (35, 2208152), (40, 1932133), (56, 1380095), (70, 1104076), (140, 552038), (280, 276019)]