154728120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1289401}}^1$

素因数の和:1289415

約数の個数: 32

約数和(自身を含む): 464184720

約数和(自身を除く): 309456600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1289401, 2578802, 3868203, 5157604, 6447005, 7736406, 10315208, 12894010, 15472812, 19341015, 25788020, 30945624, 38682030, 51576040, 77364060, 154728120]

約数ペア:

[(1, 154728120), (2, 77364060), (3, 51576040), (4, 38682030), (5, 30945624), (6, 25788020), (8, 19341015), (10, 15472812), (12, 12894010), (15, 10315208), (20, 7736406), (24, 6447005), (30, 5157604), (40, 3868203), (60, 2578802), (120, 1289401)]