181016080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{323243}}^1$

素因数の和:323263

約数の個数: 40

約数和(自身を含む): 480987072

約数和(自身を除く): 299970992

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 323243, 646486, 1292972, 1616215, 2262701, 2585944, 3232430, 4525402, 5171888, 6464860, 9050804, 11313505, 12929720, 18101608, 22627010, 25859440, 36203216, 45254020, 90508040, 181016080]

約数ペア:

[(1, 181016080), (2, 90508040), (4, 45254020), (5, 36203216), (7, 25859440), (8, 22627010), (10, 18101608), (14, 12929720), (16, 11313505), (20, 9050804), (28, 6464860), (35, 5171888), (40, 4525402), (56, 3232430), (70, 2585944), (80, 2262701), (112, 1616215), (140, 1292972), (280, 646486), (560, 323243)]