64554240

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{16811}}^1$

素因数の和:16835

約数の個数: 72

約数和(自身を含む): 206182368

約数和(自身を除く): 141628128

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, 16811, 33622, 50433, 67244, 84055, 100866, 134488, 168110, 201732, 252165, 268976, 336220, 403464, 504330, 537952, 672440, 806928, 1008660, 1075904, 1344880, 1613856, 2017320, 2151808, 2689760, 3227712, 4034640, 4303616, 5379520, 6455424, 8069280, 10759040, 12910848, 16138560, 21518080, 32277120, 64554240]

約数ペア:

[(1, 64554240), (2, 32277120), (3, 21518080), (4, 16138560), (5, 12910848), (6, 10759040), (8, 8069280), (10, 6455424), (12, 5379520), (15, 4303616), (16, 4034640), (20, 3227712), (24, 2689760), (30, 2151808), (32, 2017320), (40, 1613856), (48, 1344880), (60, 1075904), (64, 1008660), (80, 806928), (96, 672440), (120, 537952), (128, 504330), (160, 403464), (192, 336220), (240, 268976), (256, 252165), (320, 201732), (384, 168110), (480, 134488), (640, 100866), (768, 84055), (960, 67244), (1280, 50433), (1920, 33622), (3840, 16811)]