2880225

素因数分解:

$3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{251}}^1$

素因数の和:287

約数の個数: 48

約数和(自身を含む): 5624640

約数和(自身を除く): 2744415

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 85, 135, 153, 225, 251, 255, 425, 459, 675, 753, 765, 1255, 1275, 2259, 2295, 3765, 3825, 4267, 6275, 6777, 11295, 11475, 12801, 18825, 21335, 33885, 38403, 56475, 64005, 106675, 115209, 169425, 192015, 320025, 576045, 960075, 2880225]

約数ペア:

[(1, 2880225), (3, 960075), (5, 576045), (9, 320025), (15, 192015), (17, 169425), (25, 115209), (27, 106675), (45, 64005), (51, 56475), (75, 38403), (85, 33885), (135, 21335), (153, 18825), (225, 12801), (251, 11475), (255, 11295), (425, 6777), (459, 6275), (675, 4267), (753, 3825), (765, 3765), (1255, 2295), (1275, 2259)]