84778740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{470993}}^1$

素因数の和:471008

約数の個数: 36

約数和(自身を含む): 257162724

約数和(自身を除く): 172383984

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 470993, 941986, 1412979, 1883972, 2354965, 2825958, 4238937, 4709930, 5651916, 7064895, 8477874, 9419860, 14129790, 16955748, 21194685, 28259580, 42389370, 84778740]

約数ペア:

[(1, 84778740), (2, 42389370), (3, 28259580), (4, 21194685), (5, 16955748), (6, 14129790), (9, 9419860), (10, 8477874), (12, 7064895), (15, 5651916), (18, 4709930), (20, 4238937), (30, 2825958), (36, 2354965), (45, 1883972), (60, 1412979), (90, 941986), (180, 470993)]