210779910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{212909}}^1$

素因数の和:212933

約数の個数: 48

約数和(自身を含む): 597851280

約数和(自身を除く): 387071370

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 212909, 425818, 638727, 1064545, 1277454, 1916181, 2129090, 2341999, 3193635, 3832362, 4683998, 6387270, 7025997, 9580905, 11709995, 14051994, 19161810, 21077991, 23419990, 35129985, 42155982, 70259970, 105389955, 210779910]

約数ペア:

[(1, 210779910), (2, 105389955), (3, 70259970), (5, 42155982), (6, 35129985), (9, 23419990), (10, 21077991), (11, 19161810), (15, 14051994), (18, 11709995), (22, 9580905), (30, 7025997), (33, 6387270), (45, 4683998), (55, 3832362), (66, 3193635), (90, 2341999), (99, 2129090), (110, 1916181), (165, 1277454), (198, 1064545), (330, 638727), (495, 425818), (990, 212909)]