239992020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1333289}}^1$

素因数の和:1333304

約数の個数: 36

約数和(自身を含む): 727976340

約数和(自身を除く): 487984320

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1333289, 2666578, 3999867, 5333156, 6666445, 7999734, 11999601, 13332890, 15999468, 19999335, 23999202, 26665780, 39998670, 47998404, 59998005, 79997340, 119996010, 239992020]

約数ペア:

[(1, 239992020), (2, 119996010), (3, 79997340), (4, 59998005), (5, 47998404), (6, 39998670), (9, 26665780), (10, 23999202), (12, 19999335), (15, 15999468), (18, 13332890), (20, 11999601), (30, 7999734), (36, 6666445), (45, 5333156), (60, 3999867), (90, 2666578), (180, 1333289)]