28082520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{78007}}^1$

素因数の和:78024

約数の個数: 48

約数和(自身を含む): 91269360

約数和(自身を除く): 63186840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 78007, 156014, 234021, 312028, 390035, 468042, 624056, 702063, 780070, 936084, 1170105, 1404126, 1560140, 1872168, 2340210, 2808252, 3120280, 3510315, 4680420, 5616504, 7020630, 9360840, 14041260, 28082520]

約数ペア:

[(1, 28082520), (2, 14041260), (3, 9360840), (4, 7020630), (5, 5616504), (6, 4680420), (8, 3510315), (9, 3120280), (10, 2808252), (12, 2340210), (15, 1872168), (18, 1560140), (20, 1404126), (24, 1170105), (30, 936084), (36, 780070), (40, 702063), (45, 624056), (60, 468042), (72, 390035), (90, 312028), (120, 234021), (180, 156014), (360, 78007)]