81840120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{682001}}^1$

素因数の和:682015

約数の個数: 32

約数和(自身を含む): 245520720

約数和(自身を除く): 163680600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 682001, 1364002, 2046003, 2728004, 3410005, 4092006, 5456008, 6820010, 8184012, 10230015, 13640020, 16368024, 20460030, 27280040, 40920060, 81840120]

約数ペア:

[(1, 81840120), (2, 40920060), (3, 27280040), (4, 20460030), (5, 16368024), (6, 13640020), (8, 10230015), (10, 8184012), (12, 6820010), (15, 5456008), (20, 4092006), (24, 3410005), (30, 2728004), (40, 2046003), (60, 1364002), (120, 682001)]