64888920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{180247}}^1$

素因数の和:180264

約数の個数: 48

約数和(自身を含む): 210890160

約数和(自身を除く): 146001240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 180247, 360494, 540741, 720988, 901235, 1081482, 1441976, 1622223, 1802470, 2162964, 2703705, 3244446, 3604940, 4325928, 5407410, 6488892, 7209880, 8111115, 10814820, 12977784, 16222230, 21629640, 32444460, 64888920]

約数ペア:

[(1, 64888920), (2, 32444460), (3, 21629640), (4, 16222230), (5, 12977784), (6, 10814820), (8, 8111115), (9, 7209880), (10, 6488892), (12, 5407410), (15, 4325928), (18, 3604940), (20, 3244446), (24, 2703705), (30, 2162964), (36, 1802470), (40, 1622223), (45, 1441976), (60, 1081482), (72, 901235), (90, 720988), (120, 540741), (180, 360494), (360, 180247)]