178920120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1491001}}^1$

素因数の和:1491015

約数の個数: 32

約数和(自身を含む): 536760720

約数和(自身を除く): 357840600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1491001, 2982002, 4473003, 5964004, 7455005, 8946006, 11928008, 14910010, 17892012, 22365015, 29820020, 35784024, 44730030, 59640040, 89460060, 178920120]

約数ペア:

[(1, 178920120), (2, 89460060), (3, 59640040), (4, 44730030), (5, 35784024), (6, 29820020), (8, 22365015), (10, 17892012), (12, 14910010), (15, 11928008), (20, 8946006), (24, 7455005), (30, 5964004), (40, 4473003), (60, 2982002), (120, 1491001)]