65216640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{33967}}^1$

素因数の和:33989

約数の個数: 64

約数和(自身を含む): 207884160

約数和(自身を除く): 142667520

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, 33967, 67934, 101901, 135868, 169835, 203802, 271736, 339670, 407604, 509505, 543472, 679340, 815208, 1019010, 1086944, 1358680, 1630416, 2038020, 2173888, 2717360, 3260832, 4076040, 4347776, 5434720, 6521664, 8152080, 10869440, 13043328, 16304160, 21738880, 32608320, 65216640]

約数ペア:

[(1, 65216640), (2, 32608320), (3, 21738880), (4, 16304160), (5, 13043328), (6, 10869440), (8, 8152080), (10, 6521664), (12, 5434720), (15, 4347776), (16, 4076040), (20, 3260832), (24, 2717360), (30, 2173888), (32, 2038020), (40, 1630416), (48, 1358680), (60, 1086944), (64, 1019010), (80, 815208), (96, 679340), (120, 543472), (128, 509505), (160, 407604), (192, 339670), (240, 271736), (320, 203802), (384, 169835), (480, 135868), (640, 101901), (960, 67934), (1920, 33967)]