89139780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{495221}}^1$

素因数の和:495236

約数の個数: 36

約数和(自身を含む): 270391212

約数和(自身を除く): 181251432

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 495221, 990442, 1485663, 1980884, 2476105, 2971326, 4456989, 4952210, 5942652, 7428315, 8913978, 9904420, 14856630, 17827956, 22284945, 29713260, 44569890, 89139780]

約数ペア:

[(1, 89139780), (2, 44569890), (3, 29713260), (4, 22284945), (5, 17827956), (6, 14856630), (9, 9904420), (10, 8913978), (12, 7428315), (15, 5942652), (18, 4952210), (20, 4456989), (30, 2971326), (36, 2476105), (45, 1980884), (60, 1485663), (90, 990442), (180, 495221)]