128265360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{534439}}^1$

素因数の和:534455

約数の個数: 40

約数和(自身を含む): 397623360

約数和(自身を除く): 269358000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 534439, 1068878, 1603317, 2137756, 2672195, 3206634, 4275512, 5344390, 6413268, 8016585, 8551024, 10688780, 12826536, 16033170, 21377560, 25653072, 32066340, 42755120, 64132680, 128265360]

約数ペア:

[(1, 128265360), (2, 64132680), (3, 42755120), (4, 32066340), (5, 25653072), (6, 21377560), (8, 16033170), (10, 12826536), (12, 10688780), (15, 8551024), (16, 8016585), (20, 6413268), (24, 5344390), (30, 4275512), (40, 3206634), (48, 2672195), (60, 2137756), (80, 1603317), (120, 1068878), (240, 534439)]