1440990

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{593}}^1$

素因数の和:615

約数の個数: 48

約数和(自身を含む): 3891888

約数和(自身を除く): 2450898

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 593, 810, 1186, 1215, 1779, 2430, 2965, 3558, 5337, 5930, 8895, 10674, 16011, 17790, 26685, 32022, 48033, 53370, 80055, 96066, 144099, 160110, 240165, 288198, 480330, 720495, 1440990]

約数ペア:

[(1, 1440990), (2, 720495), (3, 480330), (5, 288198), (6, 240165), (9, 160110), (10, 144099), (15, 96066), (18, 80055), (27, 53370), (30, 48033), (45, 32022), (54, 26685), (81, 17790), (90, 16011), (135, 10674), (162, 8895), (243, 5930), (270, 5337), (405, 3558), (486, 2965), (593, 2430), (810, 1779), (1186, 1215)]