15480990

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{8191}}^1$

素因数の和:8214

約数の個数: 64

約数和(自身を含む): 47185920

約数和(自身を除く): 31704930

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 8191, 16382, 24573, 40955, 49146, 57337, 73719, 81910, 114674, 122865, 147438, 172011, 221157, 245730, 286685, 344022, 368595, 442314, 516033, 573370, 737190, 860055, 1032066, 1105785, 1548099, 1720110, 2211570, 2580165, 3096198, 5160330, 7740495, 15480990]

約数ペア:

[(1, 15480990), (2, 7740495), (3, 5160330), (5, 3096198), (6, 2580165), (7, 2211570), (9, 1720110), (10, 1548099), (14, 1105785), (15, 1032066), (18, 860055), (21, 737190), (27, 573370), (30, 516033), (35, 442314), (42, 368595), (45, 344022), (54, 286685), (63, 245730), (70, 221157), (90, 172011), (105, 147438), (126, 122865), (135, 114674), (189, 81910), (210, 73719), (270, 57337), (315, 49146), (378, 40955), (630, 24573), (945, 16382), (1890, 8191)]