154276780

素因数分解:

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

素因数の和:2218

約数の個数: 48

約数和(自身を含む): 371004480

約数和(自身を除く): 216727700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 769, 1433, 1538, 2866, 3076, 3845, 5383, 5732, 7165, 7690, 10031, 10766, 14330, 15380, 20062, 21532, 26915, 28660, 40124, 50155, 53830, 100310, 107660, 200620, 1101977, 2203954, 4407908, 5509885, 7713839, 11019770, 15427678, 22039540, 30855356, 38569195, 77138390, 154276780]

約数ペア:

[(1, 154276780), (2, 77138390), (4, 38569195), (5, 30855356), (7, 22039540), (10, 15427678), (14, 11019770), (20, 7713839), (28, 5509885), (35, 4407908), (70, 2203954), (140, 1101977), (769, 200620), (1433, 107660), (1538, 100310), (2866, 53830), (3076, 50155), (3845, 40124), (5383, 28660), (5732, 26915), (7165, 21532), (7690, 20062), (10031, 15380), (10766, 14330)]