68640570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{6997}}^1$

素因数の和:7119

約数の個数: 48

約数和(自身を含む): 180128520

約数和(自身を除く): 111487950

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 109, 218, 327, 545, 654, 981, 1090, 1635, 1962, 3270, 4905, 6997, 9810, 13994, 20991, 34985, 41982, 62973, 69970, 104955, 125946, 209910, 314865, 629730, 762673, 1525346, 2288019, 3813365, 4576038, 6864057, 7626730, 11440095, 13728114, 22880190, 34320285, 68640570]

約数ペア:

[(1, 68640570), (2, 34320285), (3, 22880190), (5, 13728114), (6, 11440095), (9, 7626730), (10, 6864057), (15, 4576038), (18, 3813365), (30, 2288019), (45, 1525346), (90, 762673), (109, 629730), (218, 314865), (327, 209910), (545, 125946), (654, 104955), (981, 69970), (1090, 62973), (1635, 41982), (1962, 34985), (3270, 20991), (4905, 13994), (6997, 9810)]