18078960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{75329}}^1$

素因数の和:75345

約数の個数: 40

約数和(自身を含む): 56045520

約数和(自身を除く): 37966560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 75329, 150658, 225987, 301316, 376645, 451974, 602632, 753290, 903948, 1129935, 1205264, 1506580, 1807896, 2259870, 3013160, 3615792, 4519740, 6026320, 9039480, 18078960]

約数ペア:

[(1, 18078960), (2, 9039480), (3, 6026320), (4, 4519740), (5, 3615792), (6, 3013160), (8, 2259870), (10, 1807896), (12, 1506580), (15, 1205264), (16, 1129935), (20, 903948), (24, 753290), (30, 602632), (40, 451974), (48, 376645), (60, 301316), (80, 225987), (120, 150658), (240, 75329)]