201514740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{479797}}^1$

素因数の和:479816

約数の個数: 48

約数和(自身を含む): 644848512

約数和(自身を除く): 443333772

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, 479797, 959594, 1439391, 1919188, 2398985, 2878782, 3358579, 4797970, 5757564, 6717158, 7196955, 9595940, 10075737, 13434316, 14393910, 16792895, 20151474, 28787820, 33585790, 40302948, 50378685, 67171580, 100757370, 201514740]

約数ペア:

[(1, 201514740), (2, 100757370), (3, 67171580), (4, 50378685), (5, 40302948), (6, 33585790), (7, 28787820), (10, 20151474), (12, 16792895), (14, 14393910), (15, 13434316), (20, 10075737), (21, 9595940), (28, 7196955), (30, 6717158), (35, 5757564), (42, 4797970), (60, 3358579), (70, 2878782), (84, 2398985), (105, 1919188), (140, 1439391), (210, 959594), (420, 479797)]