1981755900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{95737}}^1$

素因数の和:95780

約数の個数: 108

約数和(自身を含む): 6481845552

約数和(自身を除く): 4500089652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 25, 30, 36, 45, 46, 50, 60, 69, 75, 90, 92, 100, 115, 138, 150, 180, 207, 225, 230, 276, 300, 345, 414, 450, 460, 575, 690, 828, 900, 1035, 1150, 1380, 1725, 2070, 2300, 3450, 4140, 5175, 6900, 10350, 20700, 95737, 191474, 287211, 382948, 478685, 574422, 861633, 957370, 1148844, 1436055, 1723266, 1914740, 2201951, 2393425, 2872110, 3446532, 4308165, 4403902, 4786850, 5744220, 6605853, 7180275, 8616330, 8807804, 9573700, 11009755, 13211706, 14360550, 17232660, 19817559, 21540825, 22019510, 26423412, 28721100, 33029265, 39635118, 43081650, 44039020, 55048775, 66058530, 79270236, 86163300, 99087795, 110097550, 132117060, 165146325, 198175590, 220195100, 330292650, 396351180, 495438975, 660585300, 990877950, 1981755900]

約数ペア:

[(1, 1981755900), (2, 990877950), (3, 660585300), (4, 495438975), (5, 396351180), (6, 330292650), (9, 220195100), (10, 198175590), (12, 165146325), (15, 132117060), (18, 110097550), (20, 99087795), (23, 86163300), (25, 79270236), (30, 66058530), (36, 55048775), (45, 44039020), (46, 43081650), (50, 39635118), (60, 33029265), (69, 28721100), (75, 26423412), (90, 22019510), (92, 21540825), (100, 19817559), (115, 17232660), (138, 14360550), (150, 13211706), (180, 11009755), (207, 9573700), (225, 8807804), (230, 8616330), (276, 7180275), (300, 6605853), (345, 5744220), (414, 4786850), (450, 4403902), (460, 4308165), (575, 3446532), (690, 2872110), (828, 2393425), (900, 2201951), (1035, 1914740), (1150, 1723266), (1380, 1436055), (1725, 1148844), (2070, 957370), (2300, 861633), (3450, 574422), (4140, 478685), (5175, 382948), (6900, 287211), (10350, 191474), (20700, 95737)]