128718690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{563}}^1\times {\mathrm{7621}}^1$

素因数の和:8194

約数の個数: 32

約数和(自身を含む): 309514176

約数和(自身を除く): 180795486

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 563, 1126, 1689, 2815, 3378, 5630, 7621, 8445, 15242, 16890, 22863, 38105, 45726, 76210, 114315, 228630, 4290623, 8581246, 12871869, 21453115, 25743738, 42906230, 64359345, 128718690]

約数ペア:

[(1, 128718690), (2, 64359345), (3, 42906230), (5, 25743738), (6, 21453115), (10, 12871869), (15, 8581246), (30, 4290623), (563, 228630), (1126, 114315), (1689, 76210), (2815, 45726), (3378, 38105), (5630, 22863), (7621, 16890), (8445, 15242)]