321424020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1785689}}^1$

素因数の和:1785704

約数の個数: 36

約数和(自身を含む): 974986740

約数和(自身を除く): 653562720

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1785689, 3571378, 5357067, 7142756, 8928445, 10714134, 16071201, 17856890, 21428268, 26785335, 32142402, 35713780, 53570670, 64284804, 80356005, 107141340, 160712010, 321424020]

約数ペア:

[(1, 321424020), (2, 160712010), (3, 107141340), (4, 80356005), (5, 64284804), (6, 53570670), (9, 35713780), (10, 32142402), (12, 26785335), (15, 21428268), (18, 17856890), (20, 16071201), (30, 10714134), (36, 8928445), (45, 7142756), (60, 5357067), (90, 3571378), (180, 1785689)]