81020760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{675173}}^1$

素因数の和:675187

約数の個数: 32

約数和(自身を含む): 243062640

約数和(自身を除く): 162041880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 675173, 1350346, 2025519, 2700692, 3375865, 4051038, 5401384, 6751730, 8102076, 10127595, 13503460, 16204152, 20255190, 27006920, 40510380, 81020760]

約数ペア:

[(1, 81020760), (2, 40510380), (3, 27006920), (4, 20255190), (5, 16204152), (6, 13503460), (8, 10127595), (10, 8102076), (12, 6751730), (15, 5401384), (20, 4051038), (24, 3375865), (30, 2700692), (40, 2025519), (60, 1350346), (120, 675173)]