129777840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{180247}}^1$

素因数の和:180266

約数の個数: 60

約数和(自身を含む): 435839664

約数和(自身を除く): 306061824

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, 180247, 360494, 540741, 720988, 901235, 1081482, 1441976, 1622223, 1802470, 2162964, 2703705, 2883952, 3244446, 3604940, 4325928, 5407410, 6488892, 7209880, 8111115, 8651856, 10814820, 12977784, 14419760, 16222230, 21629640, 25955568, 32444460, 43259280, 64888920, 129777840]

約数ペア:

[(1, 129777840), (2, 64888920), (3, 43259280), (4, 32444460), (5, 25955568), (6, 21629640), (8, 16222230), (9, 14419760), (10, 12977784), (12, 10814820), (15, 8651856), (16, 8111115), (18, 7209880), (20, 6488892), (24, 5407410), (30, 4325928), (36, 3604940), (40, 3244446), (45, 2883952), (48, 2703705), (60, 2162964), (72, 1802470), (80, 1622223), (90, 1441976), (120, 1081482), (144, 901235), (180, 720988), (240, 540741), (360, 360494), (720, 180247)]