72646380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{403591}}^1$

素因数の和:403606

約数の個数: 36

約数和(自身を含む): 220361232

約数和(自身を除く): 147714852

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 403591, 807182, 1210773, 1614364, 2017955, 2421546, 3632319, 4035910, 4843092, 6053865, 7264638, 8071820, 12107730, 14529276, 18161595, 24215460, 36323190, 72646380]

約数ペア:

[(1, 72646380), (2, 36323190), (3, 24215460), (4, 18161595), (5, 14529276), (6, 12107730), (9, 8071820), (10, 7264638), (12, 6053865), (15, 4843092), (18, 4035910), (20, 3632319), (30, 2421546), (36, 2017955), (45, 1614364), (60, 1210773), (90, 807182), (180, 403591)]