131888820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{314021}}^1$

素因数の和:314040

約数の個数: 48

約数和(自身を含む): 422045568

約数和(自身を除く): 290156748

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, 314021, 628042, 942063, 1256084, 1570105, 1884126, 2198147, 3140210, 3768252, 4396294, 4710315, 6280420, 6594441, 8792588, 9420630, 10990735, 13188882, 18841260, 21981470, 26377764, 32972205, 43962940, 65944410, 131888820]

約数ペア:

[(1, 131888820), (2, 65944410), (3, 43962940), (4, 32972205), (5, 26377764), (6, 21981470), (7, 18841260), (10, 13188882), (12, 10990735), (14, 9420630), (15, 8792588), (20, 6594441), (21, 6280420), (28, 4710315), (30, 4396294), (35, 3768252), (42, 3140210), (60, 2198147), (70, 1884126), (84, 1570105), (105, 1256084), (140, 942063), (210, 628042), (420, 314021)]