80643960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{224011}}^1$

素因数の和:224028

約数の個数: 48

約数和(自身を含む): 262094040

約数和(自身を除く): 181450080

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, 224011, 448022, 672033, 896044, 1120055, 1344066, 1792088, 2016099, 2240110, 2688132, 3360165, 4032198, 4480220, 5376264, 6720330, 8064396, 8960440, 10080495, 13440660, 16128792, 20160990, 26881320, 40321980, 80643960]

約数ペア:

[(1, 80643960), (2, 40321980), (3, 26881320), (4, 20160990), (5, 16128792), (6, 13440660), (8, 10080495), (9, 8960440), (10, 8064396), (12, 6720330), (15, 5376264), (18, 4480220), (20, 4032198), (24, 3360165), (30, 2688132), (36, 2240110), (40, 2016099), (45, 1792088), (60, 1344066), (72, 1120055), (90, 896044), (120, 672033), (180, 448022), (360, 224011)]