127994562780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{304748959}}^1$

素因数の和:304748978

約数の個数: 48

約数和(自身を含む): 409582602240

約数和(自身を除く): 281588039460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 304748959, 609497918, 914246877, 1218995836, 1523744795, 1828493754, 2133242713, 3047489590, 3656987508, 4266485426, 4571234385, 6094979180, 6399728139, 8532970852, 9142468770, 10666213565, 12799456278, 18284937540, 21332427130, 25598912556, 31998640695, 42664854260, 63997281390, 127994562780]

約数ペア:

[(1, 127994562780), (2, 63997281390), (3, 42664854260), (4, 31998640695), (5, 25598912556), (6, 21332427130), (7, 18284937540), (10, 12799456278), (12, 10666213565), (14, 9142468770), (15, 8532970852), (20, 6399728139), (21, 6094979180), (28, 4571234385), (30, 4266485426), (35, 3656987508), (42, 3047489590), (60, 2133242713), (70, 1828493754), (84, 1523744795), (105, 1218995836), (140, 914246877), (210, 609497918), (420, 304748959)]