65690640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{91237}}^1$

素因数の和:91256

約数の個数: 60

約数和(自身を含む): 220613484

約数和(自身を除く): 154922844

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 91237, 182474, 273711, 364948, 456185, 547422, 729896, 821133, 912370, 1094844, 1368555, 1459792, 1642266, 1824740, 2189688, 2737110, 3284532, 3649480, 4105665, 4379376, 5474220, 6569064, 7298960, 8211330, 10948440, 13138128, 16422660, 21896880, 32845320, 65690640]

約数ペア:

[(1, 65690640), (2, 32845320), (3, 21896880), (4, 16422660), (5, 13138128), (6, 10948440), (8, 8211330), (9, 7298960), (10, 6569064), (12, 5474220), (15, 4379376), (16, 4105665), (18, 3649480), (20, 3284532), (24, 2737110), (30, 2189688), (36, 1824740), (40, 1642266), (45, 1459792), (48, 1368555), (60, 1094844), (72, 912370), (80, 821133), (90, 729896), (120, 547422), (144, 456185), (180, 364948), (240, 273711), (360, 182474), (720, 91237)]