218165940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{404011}}^1$

素因数の和:404029

約数の個数: 48

約数和(自身を含む): 678740160

約数和(自身を除く): 460574220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 404011, 808022, 1212033, 1616044, 2020055, 2424066, 3636099, 4040110, 4848132, 6060165, 7272198, 8080220, 10908297, 12120330, 14544396, 18180495, 21816594, 24240660, 36360990, 43633188, 54541485, 72721980, 109082970, 218165940]

約数ペア:

[(1, 218165940), (2, 109082970), (3, 72721980), (4, 54541485), (5, 43633188), (6, 36360990), (9, 24240660), (10, 21816594), (12, 18180495), (15, 14544396), (18, 12120330), (20, 10908297), (27, 8080220), (30, 7272198), (36, 6060165), (45, 4848132), (54, 4040110), (60, 3636099), (90, 2424066), (108, 2020055), (135, 1616044), (180, 1212033), (270, 808022), (540, 404011)]