208996620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{17159}}^1$

素因数の和:17207

約数の個数: 96

約数和(自身を含む): 691891200

約数和(自身を除く): 482894580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 58, 60, 70, 84, 87, 105, 116, 140, 145, 174, 203, 210, 290, 348, 406, 420, 435, 580, 609, 812, 870, 1015, 1218, 1740, 2030, 2436, 3045, 4060, 6090, 12180, 17159, 34318, 51477, 68636, 85795, 102954, 120113, 171590, 205908, 240226, 257385, 343180, 360339, 480452, 497611, 514770, 600565, 720678, 995222, 1029540, 1201130, 1441356, 1492833, 1801695, 1990444, 2402260, 2488055, 2985666, 3483277, 3603390, 4976110, 5971332, 6966554, 7206780, 7464165, 9952220, 10449831, 13933108, 14928330, 17416385, 20899662, 29856660, 34832770, 41799324, 52249155, 69665540, 104498310, 208996620]

約数ペア:

[(1, 208996620), (2, 104498310), (3, 69665540), (4, 52249155), (5, 41799324), (6, 34832770), (7, 29856660), (10, 20899662), (12, 17416385), (14, 14928330), (15, 13933108), (20, 10449831), (21, 9952220), (28, 7464165), (29, 7206780), (30, 6966554), (35, 5971332), (42, 4976110), (58, 3603390), (60, 3483277), (70, 2985666), (84, 2488055), (87, 2402260), (105, 1990444), (116, 1801695), (140, 1492833), (145, 1441356), (174, 1201130), (203, 1029540), (210, 995222), (290, 720678), (348, 600565), (406, 514770), (420, 497611), (435, 480452), (580, 360339), (609, 343180), (812, 257385), (870, 240226), (1015, 205908), (1218, 171590), (1740, 120113), (2030, 102954), (2436, 85795), (3045, 68636), (4060, 51477), (6090, 34318), (12180, 17159)]