260384640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{135617}}^1$

素因数の和:135639

約数の個数: 64

約数和(自身を含む): 829982160

約数和(自身を除く): 569597520

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, 320, 384, 480, 640, 960, 1920, 135617, 271234, 406851, 542468, 678085, 813702, 1084936, 1356170, 1627404, 2034255, 2169872, 2712340, 3254808, 4068510, 4339744, 5424680, 6509616, 8137020, 8679488, 10849360, 13019232, 16274040, 17358976, 21698720, 26038464, 32548080, 43397440, 52076928, 65096160, 86794880, 130192320, 260384640]

約数ペア:

[(1, 260384640), (2, 130192320), (3, 86794880), (4, 65096160), (5, 52076928), (6, 43397440), (8, 32548080), (10, 26038464), (12, 21698720), (15, 17358976), (16, 16274040), (20, 13019232), (24, 10849360), (30, 8679488), (32, 8137020), (40, 6509616), (48, 5424680), (60, 4339744), (64, 4068510), (80, 3254808), (96, 2712340), (120, 2169872), (128, 2034255), (160, 1627404), (192, 1356170), (240, 1084936), (320, 813702), (384, 678085), (480, 542468), (640, 406851), (960, 271234), (1920, 135617)]