121499960

素因数分解:

$2^3\times 5^1\times {\mathrm{359}}^1\times {\mathrm{8461}}^1$

素因数の和:8831

約数の個数: 32

約数和(自身を含む): 274168800

約数和(自身を除く): 152668840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 359, 718, 1436, 1795, 2872, 3590, 7180, 8461, 14360, 16922, 33844, 42305, 67688, 84610, 169220, 338440, 3037499, 6074998, 12149996, 15187495, 24299992, 30374990, 60749980, 121499960]

約数ペア:

[(1, 121499960), (2, 60749980), (4, 30374990), (5, 24299992), (8, 15187495), (10, 12149996), (20, 6074998), (40, 3037499), (359, 338440), (718, 169220), (1436, 84610), (1795, 67688), (2872, 42305), (3590, 33844), (7180, 16922), (8461, 14360)]