248857920

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{9601}}^1$

素因数の和:9630

約数の個数: 140

約数和(自身を含む): 885323604

約数和(自身を除く): 636465684

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 5184, 6480, 8640, 9601, 12960, 19202, 25920, 28803, 38404, 48005, 57606, 76808, 86409, 96010, 115212, 144015, 153616, 172818, 192020, 230424, 259227, 288030, 307232, 345636, 384040, 432045, 460848, 518454, 576060, 614464, 691272, 768080, 777681, 864090, 921696, 1036908, 1152120, 1296135, 1382544, 1536160, 1555362, 1728180, 1843392, 2073816, 2304240, 2592270, 2765088, 3072320, 3110724, 3456360, 3888405, 4147632, 4608480, 5184540, 5530176, 6221448, 6912720, 7776810, 8295264, 9216960, 10369080, 12442896, 13825440, 15553620, 16590528, 20738160, 24885792, 27650880, 31107240, 41476320, 49771584, 62214480, 82952640, 124428960, 248857920]

約数ペア:

[(1, 248857920), (2, 124428960), (3, 82952640), (4, 62214480), (5, 49771584), (6, 41476320), (8, 31107240), (9, 27650880), (10, 24885792), (12, 20738160), (15, 16590528), (16, 15553620), (18, 13825440), (20, 12442896), (24, 10369080), (27, 9216960), (30, 8295264), (32, 7776810), (36, 6912720), (40, 6221448), (45, 5530176), (48, 5184540), (54, 4608480), (60, 4147632), (64, 3888405), (72, 3456360), (80, 3110724), (81, 3072320), (90, 2765088), (96, 2592270), (108, 2304240), (120, 2073816), (135, 1843392), (144, 1728180), (160, 1555362), (162, 1536160), (180, 1382544), (192, 1296135), (216, 1152120), (240, 1036908), (270, 921696), (288, 864090), (320, 777681), (324, 768080), (360, 691272), (405, 614464), (432, 576060), (480, 518454), (540, 460848), (576, 432045), (648, 384040), (720, 345636), (810, 307232), (864, 288030), (960, 259227), (1080, 230424), (1296, 192020), (1440, 172818), (1620, 153616), (1728, 144015), (2160, 115212), (2592, 96010), (2880, 86409), (3240, 76808), (4320, 57606), (5184, 48005), (6480, 38404), (8640, 28803), (9601, 25920), (12960, 19202)]