181520080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{324143}}^1$

素因数の和:324163

約数の個数: 40

約数和(自身を含む): 482326272

約数和(自身を除く): 300806192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 324143, 648286, 1296572, 1620715, 2269001, 2593144, 3241430, 4538002, 5186288, 6482860, 9076004, 11345005, 12965720, 18152008, 22690010, 25931440, 36304016, 45380020, 90760040, 181520080]

約数ペア:

[(1, 181520080), (2, 90760040), (4, 45380020), (5, 36304016), (7, 25931440), (8, 22690010), (10, 18152008), (14, 12965720), (16, 11345005), (20, 9076004), (28, 6482860), (35, 5186288), (40, 4538002), (56, 3241430), (70, 2593144), (80, 2269001), (112, 1620715), (140, 1296572), (280, 648286), (560, 324143)]