242760560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{433501}}^1$

素因数の和:433521

約数の個数: 40

約数和(自身を含む): 645050976

約数和(自身を除く): 402290416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 433501, 867002, 1734004, 2167505, 3034507, 3468008, 4335010, 6069014, 6936016, 8670020, 12138028, 15172535, 17340040, 24276056, 30345070, 34680080, 48552112, 60690140, 121380280, 242760560]

約数ペア:

[(1, 242760560), (2, 121380280), (4, 60690140), (5, 48552112), (7, 34680080), (8, 30345070), (10, 24276056), (14, 17340040), (16, 15172535), (20, 12138028), (28, 8670020), (35, 6936016), (40, 6069014), (56, 4335010), (70, 3468008), (80, 3034507), (112, 2167505), (140, 1734004), (280, 867002), (560, 433501)]