920997120

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{239843}}^1$

素因数の和:239867

約数の個数: 72

約数和(自身を含む): 2941446816

約数和(自身を除く): 2020449696

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, 239843, 479686, 719529, 959372, 1199215, 1439058, 1918744, 2398430, 2878116, 3597645, 3837488, 4796860, 5756232, 7195290, 7674976, 9593720, 11512464, 14390580, 15349952, 19187440, 23024928, 28781160, 30699904, 38374880, 46049856, 57562320, 61399808, 76749760, 92099712, 115124640, 153499520, 184199424, 230249280, 306999040, 460498560, 920997120]

約数ペア:

[(1, 920997120), (2, 460498560), (3, 306999040), (4, 230249280), (5, 184199424), (6, 153499520), (8, 115124640), (10, 92099712), (12, 76749760), (15, 61399808), (16, 57562320), (20, 46049856), (24, 38374880), (30, 30699904), (32, 28781160), (40, 23024928), (48, 19187440), (60, 15349952), (64, 14390580), (80, 11512464), (96, 9593720), (120, 7674976), (128, 7195290), (160, 5756232), (192, 4796860), (240, 3837488), (256, 3597645), (320, 2878116), (384, 2398430), (480, 1918744), (640, 1439058), (768, 1199215), (960, 959372), (1280, 719529), (1920, 479686), (3840, 239843)]