1085242880

素因数分解:

$2^9\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1901}}^1$

素因数の和:2147

約数の個数: 80

約数和(自身を含む): 2615082624

約数和(自身を除く): 1529839744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 223, 256, 320, 446, 512, 640, 892, 1115, 1280, 1784, 1901, 2230, 2560, 3568, 3802, 4460, 7136, 7604, 8920, 9505, 14272, 15208, 17840, 19010, 28544, 30416, 35680, 38020, 57088, 60832, 71360, 76040, 114176, 121664, 142720, 152080, 243328, 285440, 304160, 423923, 486656, 570880, 608320, 847846, 973312, 1216640, 1695692, 2119615, 2433280, 3391384, 4239230, 4866560, 6782768, 8478460, 13565536, 16956920, 27131072, 33913840, 54262144, 67827680, 108524288, 135655360, 217048576, 271310720, 542621440, 1085242880]

約数ペア:

[(1, 1085242880), (2, 542621440), (4, 271310720), (5, 217048576), (8, 135655360), (10, 108524288), (16, 67827680), (20, 54262144), (32, 33913840), (40, 27131072), (64, 16956920), (80, 13565536), (128, 8478460), (160, 6782768), (223, 4866560), (256, 4239230), (320, 3391384), (446, 2433280), (512, 2119615), (640, 1695692), (892, 1216640), (1115, 973312), (1280, 847846), (1784, 608320), (1901, 570880), (2230, 486656), (2560, 423923), (3568, 304160), (3802, 285440), (4460, 243328), (7136, 152080), (7604, 142720), (8920, 121664), (9505, 114176), (14272, 76040), (15208, 71360), (17840, 60832), (19010, 57088), (28544, 38020), (30416, 35680)]