51390120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{428251}}^1$

素因数の和:428265

約数の個数: 32

約数和(自身を含む): 154170720

約数和(自身を除く): 102780600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 428251, 856502, 1284753, 1713004, 2141255, 2569506, 3426008, 4282510, 5139012, 6423765, 8565020, 10278024, 12847530, 17130040, 25695060, 51390120]

約数ペア:

[(1, 51390120), (2, 25695060), (3, 17130040), (4, 12847530), (5, 10278024), (6, 8565020), (8, 6423765), (10, 5139012), (12, 4282510), (15, 3426008), (20, 2569506), (24, 2141255), (30, 1713004), (40, 1284753), (60, 856502), (120, 428251)]