306727440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1278031}}^1$

素因数の和:1278047

約数の個数: 40

約数和(自身を含む): 950855808

約数和(自身を除く): 644128368

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1278031, 2556062, 3834093, 5112124, 6390155, 7668186, 10224248, 12780310, 15336372, 19170465, 20448496, 25560620, 30672744, 38340930, 51121240, 61345488, 76681860, 102242480, 153363720, 306727440]

約数ペア:

[(1, 306727440), (2, 153363720), (3, 102242480), (4, 76681860), (5, 61345488), (6, 51121240), (8, 38340930), (10, 30672744), (12, 25560620), (15, 20448496), (16, 19170465), (20, 15336372), (24, 12780310), (30, 10224248), (40, 7668186), (48, 6390155), (60, 5112124), (80, 3834093), (120, 2556062), (240, 1278031)]