71920530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{72647}}^1$

素因数の和:72671

約数の個数: 48

約数和(自身を含む): 203995584

約数和(自身を除く): 132075054

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 72647, 145294, 217941, 363235, 435882, 653823, 726470, 799117, 1089705, 1307646, 1598234, 2179410, 2397351, 3269115, 3995585, 4794702, 6538230, 7192053, 7991170, 11986755, 14384106, 23973510, 35960265, 71920530]

約数ペア:

[(1, 71920530), (2, 35960265), (3, 23973510), (5, 14384106), (6, 11986755), (9, 7991170), (10, 7192053), (11, 6538230), (15, 4794702), (18, 3995585), (22, 3269115), (30, 2397351), (33, 2179410), (45, 1598234), (55, 1307646), (66, 1089705), (90, 799117), (99, 726470), (110, 653823), (165, 435882), (198, 363235), (330, 217941), (495, 145294), (990, 72647)]