1915138560

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{249367}}^1$

素因数の和:249393

約数の個数: 80

約数和(自身を含む): 6122483136

約数和(自身を除く): 4207344576

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, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 249367, 498734, 748101, 997468, 1246835, 1496202, 1994936, 2493670, 2992404, 3740505, 3989872, 4987340, 5984808, 7481010, 7979744, 9974680, 11969616, 14962020, 15959488, 19949360, 23939232, 29924040, 31918976, 39898720, 47878464, 59848080, 63837952, 79797440, 95756928, 119696160, 127675904, 159594880, 191513856, 239392320, 319189760, 383027712, 478784640, 638379520, 957569280, 1915138560]

約数ペア:

[(1, 1915138560), (2, 957569280), (3, 638379520), (4, 478784640), (5, 383027712), (6, 319189760), (8, 239392320), (10, 191513856), (12, 159594880), (15, 127675904), (16, 119696160), (20, 95756928), (24, 79797440), (30, 63837952), (32, 59848080), (40, 47878464), (48, 39898720), (60, 31918976), (64, 29924040), (80, 23939232), (96, 19949360), (120, 15959488), (128, 14962020), (160, 11969616), (192, 9974680), (240, 7979744), (256, 7481010), (320, 5984808), (384, 4987340), (480, 3989872), (512, 3740505), (640, 2992404), (768, 2493670), (960, 1994936), (1280, 1496202), (1536, 1246835), (1920, 997468), (2560, 748101), (3840, 498734), (7680, 249367)]