123121920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{32063}}^1$

素因数の和:32087

約数の個数: 72

約数和(自身を含む): 393232896

約数和(自身を除く): 270110976

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, 32063, 64126, 96189, 128252, 160315, 192378, 256504, 320630, 384756, 480945, 513008, 641260, 769512, 961890, 1026016, 1282520, 1539024, 1923780, 2052032, 2565040, 3078048, 3847560, 4104064, 5130080, 6156096, 7695120, 8208128, 10260160, 12312192, 15390240, 20520320, 24624384, 30780480, 41040640, 61560960, 123121920]

約数ペア:

[(1, 123121920), (2, 61560960), (3, 41040640), (4, 30780480), (5, 24624384), (6, 20520320), (8, 15390240), (10, 12312192), (12, 10260160), (15, 8208128), (16, 7695120), (20, 6156096), (24, 5130080), (30, 4104064), (32, 3847560), (40, 3078048), (48, 2565040), (60, 2052032), (64, 1923780), (80, 1539024), (96, 1282520), (120, 1026016), (128, 961890), (160, 769512), (192, 641260), (240, 513008), (256, 480945), (320, 384756), (384, 320630), (480, 256504), (640, 192378), (768, 160315), (960, 128252), (1280, 96189), (1920, 64126), (3840, 32063)]