2160240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{9001}}^1$

素因数の和:9017

約数の個数: 40

約数和(自身を含む): 6697488

約数和(自身を除く): 4537248

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 9001, 18002, 27003, 36004, 45005, 54006, 72008, 90010, 108012, 135015, 144016, 180020, 216024, 270030, 360040, 432048, 540060, 720080, 1080120, 2160240]

約数ペア:

[(1, 2160240), (2, 1080120), (3, 720080), (4, 540060), (5, 432048), (6, 360040), (8, 270030), (10, 216024), (12, 180020), (15, 144016), (16, 135015), (20, 108012), (24, 90010), (30, 72008), (40, 54006), (48, 45005), (60, 36004), (80, 27003), (120, 18002), (240, 9001)]