129487920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{539533}}^1$

素因数の和:539549

約数の個数: 40

約数和(自身を含む): 401413296

約数和(自身を除く): 271925376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 539533, 1079066, 1618599, 2158132, 2697665, 3237198, 4316264, 5395330, 6474396, 8092995, 8632528, 10790660, 12948792, 16185990, 21581320, 25897584, 32371980, 43162640, 64743960, 129487920]

約数ペア:

[(1, 129487920), (2, 64743960), (3, 43162640), (4, 32371980), (5, 25897584), (6, 21581320), (8, 16185990), (10, 12948792), (12, 10790660), (15, 8632528), (16, 8092995), (20, 6474396), (24, 5395330), (30, 4316264), (40, 3237198), (48, 2697665), (60, 2158132), (80, 1618599), (120, 1079066), (240, 539533)]