78411780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{145207}}^1$

素因数の和:145225

約数の個数: 48

約数和(自身を含む): 243949440

約数和(自身を除く): 165537660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 145207, 290414, 435621, 580828, 726035, 871242, 1306863, 1452070, 1742484, 2178105, 2613726, 2904140, 3920589, 4356210, 5227452, 6534315, 7841178, 8712420, 13068630, 15682356, 19602945, 26137260, 39205890, 78411780]

約数ペア:

[(1, 78411780), (2, 39205890), (3, 26137260), (4, 19602945), (5, 15682356), (6, 13068630), (9, 8712420), (10, 7841178), (12, 6534315), (15, 5227452), (18, 4356210), (20, 3920589), (27, 2904140), (30, 2613726), (36, 2178105), (45, 1742484), (54, 1452070), (60, 1306863), (90, 871242), (108, 726035), (135, 580828), (180, 435621), (270, 290414), (540, 145207)]