1288031310

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{72647}}^1$

素因数の和:72857

約数の個数: 48

約数和(自身を含む): 3365927136

約数和(自身を除く): 2077895826

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 197, 394, 591, 985, 1182, 1773, 1970, 2955, 3546, 5910, 8865, 17730, 72647, 145294, 217941, 363235, 435882, 653823, 726470, 1089705, 1307646, 2179410, 3269115, 6538230, 14311459, 28622918, 42934377, 71557295, 85868754, 128803131, 143114590, 214671885, 257606262, 429343770, 644015655, 1288031310]

約数ペア:

[(1, 1288031310), (2, 644015655), (3, 429343770), (5, 257606262), (6, 214671885), (9, 143114590), (10, 128803131), (15, 85868754), (18, 71557295), (30, 42934377), (45, 28622918), (90, 14311459), (197, 6538230), (394, 3269115), (591, 2179410), (985, 1307646), (1182, 1089705), (1773, 726470), (1970, 653823), (2955, 435882), (3546, 363235), (5910, 217941), (8865, 145294), (17730, 72647)]