721008

素因数分解:

$2^4\times 3^3\times {\mathrm{1669}}^1$

素因数の和:1686

約数の個数: 40

約数和(自身を含む): 2070800

約数和(自身を除く): 1349792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 1669, 3338, 5007, 6676, 10014, 13352, 15021, 20028, 26704, 30042, 40056, 45063, 60084, 80112, 90126, 120168, 180252, 240336, 360504, 721008]

約数ペア:

[(1, 721008), (2, 360504), (3, 240336), (4, 180252), (6, 120168), (8, 90126), (9, 80112), (12, 60084), (16, 45063), (18, 40056), (24, 30042), (27, 26704), (36, 20028), (48, 15021), (54, 13352), (72, 10014), (108, 6676), (144, 5007), (216, 3338), (432, 1669)]