221192640

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{25601}}^1$

素因数の和:25627

約数の個数: 112

約数和(自身を含む): 780348960

約数和(自身を除く): 559156320

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, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2880, 4320, 8640, 25601, 51202, 76803, 102404, 128005, 153606, 204808, 230409, 256010, 307212, 384015, 409616, 460818, 512020, 614424, 691227, 768030, 819232, 921636, 1024040, 1152045, 1228848, 1382454, 1536060, 1638464, 1843272, 2048080, 2304090, 2457696, 2764908, 3072120, 3456135, 3686544, 4096160, 4608180, 4915392, 5529816, 6144240, 6912270, 7373088, 8192320, 9216360, 11059632, 12288480, 13824540, 14746176, 18432720, 22119264, 24576960, 27649080, 36865440, 44238528, 55298160, 73730880, 110596320, 221192640]

約数ペア:

[(1, 221192640), (2, 110596320), (3, 73730880), (4, 55298160), (5, 44238528), (6, 36865440), (8, 27649080), (9, 24576960), (10, 22119264), (12, 18432720), (15, 14746176), (16, 13824540), (18, 12288480), (20, 11059632), (24, 9216360), (27, 8192320), (30, 7373088), (32, 6912270), (36, 6144240), (40, 5529816), (45, 4915392), (48, 4608180), (54, 4096160), (60, 3686544), (64, 3456135), (72, 3072120), (80, 2764908), (90, 2457696), (96, 2304090), (108, 2048080), (120, 1843272), (135, 1638464), (144, 1536060), (160, 1382454), (180, 1228848), (192, 1152045), (216, 1024040), (240, 921636), (270, 819232), (288, 768030), (320, 691227), (360, 614424), (432, 512020), (480, 460818), (540, 409616), (576, 384015), (720, 307212), (864, 256010), (960, 230409), (1080, 204808), (1440, 153606), (1728, 128005), (2160, 102404), (2880, 76803), (4320, 51202), (8640, 25601)]