208857160

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^2\times {\mathrm{229}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 475127100

約数和(自身を除く): 266269940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 229, 302, 458, 604, 755, 916, 1145, 1208, 1510, 1832, 2290, 3020, 4580, 6040, 9160, 22801, 34579, 45602, 69158, 91204, 114005, 138316, 172895, 182408, 228010, 276632, 345790, 456020, 691580, 912040, 1383160, 5221429, 10442858, 20885716, 26107145, 41771432, 52214290, 104428580, 208857160]

約数ペア:

[(1, 208857160), (2, 104428580), (4, 52214290), (5, 41771432), (8, 26107145), (10, 20885716), (20, 10442858), (40, 5221429), (151, 1383160), (229, 912040), (302, 691580), (458, 456020), (604, 345790), (755, 276632), (916, 228010), (1145, 182408), (1208, 172895), (1510, 138316), (1832, 114005), (2290, 91204), (3020, 69158), (4580, 45602), (6040, 34579), (9160, 22801)]