78479970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{2615999}}^1$

素因数の和:2616009

約数の個数: 16

約数和(自身を含む): 188352000

約数和(自身を除く): 109872030

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 2615999, 5231998, 7847997, 13079995, 15695994, 26159990, 39239985, 78479970]

約数ペア:

[(1, 78479970), (2, 39239985), (3, 26159990), (5, 15695994), (6, 13079995), (10, 7847997), (15, 5231998), (30, 2615999)]