180551140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{117241}}^1$

素因数の和:117268

約数の個数: 48

約数和(自身を含む): 472719744

約数和(自身を除く): 292168604

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 117241, 234482, 468964, 586205, 820687, 1172410, 1289651, 1641374, 2344820, 2579302, 3282748, 4103435, 5158604, 6448255, 8206870, 9027557, 12896510, 16413740, 18055114, 25793020, 36110228, 45137785, 90275570, 180551140]

約数ペア:

[(1, 180551140), (2, 90275570), (4, 45137785), (5, 36110228), (7, 25793020), (10, 18055114), (11, 16413740), (14, 12896510), (20, 9027557), (22, 8206870), (28, 6448255), (35, 5158604), (44, 4103435), (55, 3282748), (70, 2579302), (77, 2344820), (110, 1641374), (140, 1289651), (154, 1172410), (220, 820687), (308, 586205), (385, 468964), (770, 234482), (1540, 117241)]