308553560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{769}}^1\times {\mathrm{1433}}^1$

素因数の和:2220

約数の個数: 64

約数和(自身を含む): 795009600

約数和(自身を除く): 486456040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 769, 1433, 1538, 2866, 3076, 3845, 5383, 5732, 6152, 7165, 7690, 10031, 10766, 11464, 14330, 15380, 20062, 21532, 26915, 28660, 30760, 40124, 43064, 50155, 53830, 57320, 80248, 100310, 107660, 200620, 215320, 401240, 1101977, 2203954, 4407908, 5509885, 7713839, 8815816, 11019770, 15427678, 22039540, 30855356, 38569195, 44079080, 61710712, 77138390, 154276780, 308553560]

約数ペア:

[(1, 308553560), (2, 154276780), (4, 77138390), (5, 61710712), (7, 44079080), (8, 38569195), (10, 30855356), (14, 22039540), (20, 15427678), (28, 11019770), (35, 8815816), (40, 7713839), (56, 5509885), (70, 4407908), (140, 2203954), (280, 1101977), (769, 401240), (1433, 215320), (1538, 200620), (2866, 107660), (3076, 100310), (3845, 80248), (5383, 57320), (5732, 53830), (6152, 50155), (7165, 43064), (7690, 40124), (10031, 30760), (10766, 28660), (11464, 26915), (14330, 21532), (15380, 20062)]