126720144

素因数分解:

$2^4\times 3^2\times {\mathrm{880001}}^1$

素因数の和:880015

約数の個数: 30

約数和(自身を含む): 354640806

約数和(自身を除く): 227920662

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 880001, 1760002, 2640003, 3520004, 5280006, 7040008, 7920009, 10560012, 14080016, 15840018, 21120024, 31680036, 42240048, 63360072, 126720144]

約数ペア:

[(1, 126720144), (2, 63360072), (3, 42240048), (4, 31680036), (6, 21120024), (8, 15840018), (9, 14080016), (12, 10560012), (16, 7920009), (18, 7040008), (24, 5280006), (36, 3520004), (48, 2640003), (72, 1760002), (144, 880001)]