489073920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{127363}}^1$

素因数の和:127387

約数の個数: 72

約数和(自身を含む): 1561992096

約数和(自身を除く): 1072918176

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 127363, 254726, 382089, 509452, 636815, 764178, 1018904, 1273630, 1528356, 1910445, 2037808, 2547260, 3056712, 3820890, 4075616, 5094520, 6113424, 7641780, 8151232, 10189040, 12226848, 15283560, 16302464, 20378080, 24453696, 30567120, 32604928, 40756160, 48907392, 61134240, 81512320, 97814784, 122268480, 163024640, 244536960, 489073920]

約数ペア:

[(1, 489073920), (2, 244536960), (3, 163024640), (4, 122268480), (5, 97814784), (6, 81512320), (8, 61134240), (10, 48907392), (12, 40756160), (15, 32604928), (16, 30567120), (20, 24453696), (24, 20378080), (30, 16302464), (32, 15283560), (40, 12226848), (48, 10189040), (60, 8151232), (64, 7641780), (80, 6113424), (96, 5094520), (120, 4075616), (128, 3820890), (160, 3056712), (192, 2547260), (240, 2037808), (256, 1910445), (320, 1528356), (384, 1273630), (480, 1018904), (640, 764178), (768, 636815), (960, 509452), (1280, 382089), (1920, 254726), (3840, 127363)]