217879560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{605221}}^1$

素因数の和:605238

約数の個数: 48

約数和(自身を含む): 708109740

約数和(自身を除く): 490230180

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, 605221, 1210442, 1815663, 2420884, 3026105, 3631326, 4841768, 5446989, 6052210, 7262652, 9078315, 10893978, 12104420, 14525304, 18156630, 21787956, 24208840, 27234945, 36313260, 43575912, 54469890, 72626520, 108939780, 217879560]

約数ペア:

[(1, 217879560), (2, 108939780), (3, 72626520), (4, 54469890), (5, 43575912), (6, 36313260), (8, 27234945), (9, 24208840), (10, 21787956), (12, 18156630), (15, 14525304), (18, 12104420), (20, 10893978), (24, 9078315), (30, 7262652), (36, 6052210), (40, 5446989), (45, 4841768), (60, 3631326), (72, 3026105), (90, 2420884), (120, 1815663), (180, 1210442), (360, 605221)]