138469860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{821}}^1\times {\mathrm{937}}^1$

素因数の和:1773

約数の個数: 72

約数和(自身を含む): 420985656

約数和(自身を除く): 282515796

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 821, 937, 1642, 1874, 2463, 2811, 3284, 3748, 4105, 4685, 4926, 5622, 7389, 8210, 8433, 9370, 9852, 11244, 12315, 14055, 14778, 16420, 16866, 18740, 24630, 28110, 29556, 33732, 36945, 42165, 49260, 56220, 73890, 84330, 147780, 168660, 769277, 1538554, 2307831, 3077108, 3846385, 4615662, 6923493, 7692770, 9231324, 11539155, 13846986, 15385540, 23078310, 27693972, 34617465, 46156620, 69234930, 138469860]

約数ペア:

[(1, 138469860), (2, 69234930), (3, 46156620), (4, 34617465), (5, 27693972), (6, 23078310), (9, 15385540), (10, 13846986), (12, 11539155), (15, 9231324), (18, 7692770), (20, 6923493), (30, 4615662), (36, 3846385), (45, 3077108), (60, 2307831), (90, 1538554), (180, 769277), (821, 168660), (937, 147780), (1642, 84330), (1874, 73890), (2463, 56220), (2811, 49260), (3284, 42165), (3748, 36945), (4105, 33732), (4685, 29556), (4926, 28110), (5622, 24630), (7389, 18740), (8210, 16866), (8433, 16420), (9370, 14778), (9852, 14055), (11244, 12315)]