12780120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{106501}}^1$

素因数の和:106515

約数の個数: 32

約数和(自身を含む): 38340720

約数和(自身を除く): 25560600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 106501, 213002, 319503, 426004, 532505, 639006, 852008, 1065010, 1278012, 1597515, 2130020, 2556024, 3195030, 4260040, 6390060, 12780120]

約数ペア:

[(1, 12780120), (2, 6390060), (3, 4260040), (4, 3195030), (5, 2556024), (6, 2130020), (8, 1597515), (10, 1278012), (12, 1065010), (15, 852008), (20, 639006), (24, 532505), (30, 426004), (40, 319503), (60, 213002), (120, 106501)]