313610080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{280009}}^1$

素因数の和:280031

約数の個数: 48

約数和(自身を含む): 846750240

約数和(自身を除く): 533140160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 280009, 560018, 1120036, 1400045, 1960063, 2240072, 2800090, 3920126, 4480144, 5600180, 7840252, 8960288, 9800315, 11200360, 15680504, 19600630, 22400720, 31361008, 39201260, 44801440, 62722016, 78402520, 156805040, 313610080]

約数ペア:

[(1, 313610080), (2, 156805040), (4, 78402520), (5, 62722016), (7, 44801440), (8, 39201260), (10, 31361008), (14, 22400720), (16, 19600630), (20, 15680504), (28, 11200360), (32, 9800315), (35, 8960288), (40, 7840252), (56, 5600180), (70, 4480144), (80, 3920126), (112, 2800090), (140, 2240072), (160, 1960063), (224, 1400045), (280, 1120036), (560, 560018), (1120, 280009)]