21777480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{60493}}^1$

素因数の和:60510

約数の個数: 48

約数和(自身を含む): 70777980

約数和(自身を除く): 49000500

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 60493, 120986, 181479, 241972, 302465, 362958, 483944, 544437, 604930, 725916, 907395, 1088874, 1209860, 1451832, 1814790, 2177748, 2419720, 2722185, 3629580, 4355496, 5444370, 7259160, 10888740, 21777480]

約数ペア:

[(1, 21777480), (2, 10888740), (3, 7259160), (4, 5444370), (5, 4355496), (6, 3629580), (8, 2722185), (9, 2419720), (10, 2177748), (12, 1814790), (15, 1451832), (18, 1209860), (20, 1088874), (24, 907395), (30, 725916), (36, 604930), (40, 544437), (45, 483944), (60, 362958), (72, 302465), (90, 241972), (120, 181479), (180, 120986), (360, 60493)]