443340

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{821}}^1$

素因数の和:839

約数の個数: 48

約数和(自身を含む): 1380960

約数和(自身を除く): 937620

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, 821, 1642, 2463, 3284, 4105, 4926, 7389, 8210, 9852, 12315, 14778, 16420, 22167, 24630, 29556, 36945, 44334, 49260, 73890, 88668, 110835, 147780, 221670, 443340]

約数ペア:

[(1, 443340), (2, 221670), (3, 147780), (4, 110835), (5, 88668), (6, 73890), (9, 49260), (10, 44334), (12, 36945), (15, 29556), (18, 24630), (20, 22167), (27, 16420), (30, 14778), (36, 12315), (45, 9852), (54, 8210), (60, 7389), (90, 4926), (108, 4105), (135, 3284), (180, 2463), (270, 1642), (540, 821)]