72759780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{404221}}^1$

素因数の和:404236

約数の個数: 36

約数和(自身を含む): 220705212

約数和(自身を除く): 147945432

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 404221, 808442, 1212663, 1616884, 2021105, 2425326, 3637989, 4042210, 4850652, 6063315, 7275978, 8084420, 12126630, 14551956, 18189945, 24253260, 36379890, 72759780]

約数ペア:

[(1, 72759780), (2, 36379890), (3, 24253260), (4, 18189945), (5, 14551956), (6, 12126630), (9, 8084420), (10, 7275978), (12, 6063315), (15, 4850652), (18, 4042210), (20, 3637989), (30, 2425326), (36, 2021105), (45, 1616884), (60, 1212663), (90, 808442), (180, 404221)]