69858780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{68489}}^1$

素因数の和:68518

約数の個数: 48

約数和(自身を含む): 207113760

約数和(自身を除く): 137254980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 68489, 136978, 205467, 273956, 342445, 410934, 684890, 821868, 1027335, 1164313, 1369780, 2054670, 2328626, 3492939, 4109340, 4657252, 5821565, 6985878, 11643130, 13971756, 17464695, 23286260, 34929390, 69858780]

約数ペア:

[(1, 69858780), (2, 34929390), (3, 23286260), (4, 17464695), (5, 13971756), (6, 11643130), (10, 6985878), (12, 5821565), (15, 4657252), (17, 4109340), (20, 3492939), (30, 2328626), (34, 2054670), (51, 1369780), (60, 1164313), (68, 1027335), (85, 821868), (102, 684890), (170, 410934), (204, 342445), (255, 273956), (340, 205467), (510, 136978), (1020, 68489)]