313639440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1306831}}^1$

素因数の和:1306847

約数の個数: 40

約数和(自身を含む): 972283008

約数和(自身を除く): 658643568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1306831, 2613662, 3920493, 5227324, 6534155, 7840986, 10454648, 13068310, 15681972, 19602465, 20909296, 26136620, 31363944, 39204930, 52273240, 62727888, 78409860, 104546480, 156819720, 313639440]

約数ペア:

[(1, 313639440), (2, 156819720), (3, 104546480), (4, 78409860), (5, 62727888), (6, 52273240), (8, 39204930), (10, 31363944), (12, 26136620), (15, 20909296), (16, 19602465), (20, 15681972), (24, 13068310), (30, 10454648), (40, 7840986), (48, 6534155), (60, 5227324), (80, 3920493), (120, 2613662), (240, 1306831)]