216798720

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{28229}}^1$

素因数の和:28255

約数の個数: 80

約数和(自身を含む): 693102960

約数和(自身を除く): 476304240

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, 28229, 56458, 84687, 112916, 141145, 169374, 225832, 282290, 338748, 423435, 451664, 564580, 677496, 846870, 903328, 1129160, 1354992, 1693740, 1806656, 2258320, 2709984, 3387480, 3613312, 4516640, 5419968, 6774960, 7226624, 9033280, 10839936, 13549920, 14453248, 18066560, 21679872, 27099840, 36133120, 43359744, 54199680, 72266240, 108399360, 216798720]

約数ペア:

[(1, 216798720), (2, 108399360), (3, 72266240), (4, 54199680), (5, 43359744), (6, 36133120), (8, 27099840), (10, 21679872), (12, 18066560), (15, 14453248), (16, 13549920), (20, 10839936), (24, 9033280), (30, 7226624), (32, 6774960), (40, 5419968), (48, 4516640), (60, 3613312), (64, 3387480), (80, 2709984), (96, 2258320), (120, 1806656), (128, 1693740), (160, 1354992), (192, 1129160), (240, 903328), (256, 846870), (320, 677496), (384, 564580), (480, 451664), (512, 423435), (640, 338748), (768, 282290), (960, 225832), (1280, 169374), (1536, 141145), (1920, 112916), (2560, 84687), (3840, 56458), (7680, 28229)]