387671220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2153729}}^1$

素因数の和:2153744

約数の個数: 36

約数和(自身を含む): 1175936580

約数和(自身を除く): 788265360

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2153729, 4307458, 6461187, 8614916, 10768645, 12922374, 19383561, 21537290, 25844748, 32305935, 38767122, 43074580, 64611870, 77534244, 96917805, 129223740, 193835610, 387671220]

約数ペア:

[(1, 387671220), (2, 193835610), (3, 129223740), (4, 96917805), (5, 77534244), (6, 64611870), (9, 43074580), (10, 38767122), (12, 32305935), (15, 25844748), (18, 21537290), (20, 19383561), (30, 12922374), (36, 10768645), (45, 8614916), (60, 6461187), (90, 4307458), (180, 2153729)]