687890880

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{26539}}^1$

素因数の和:26568

約数の個数: 140

約数和(自身を含む): 2447041080

約数和(自身を除く): 1759150200

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, 12960, 25920, 26539, 53078, 79617, 106156, 132695, 159234, 212312, 238851, 265390, 318468, 398085, 424624, 477702, 530780, 636936, 716553, 796170, 849248, 955404, 1061560, 1194255, 1273872, 1433106, 1592340, 1698496, 1910808, 2123120, 2149659, 2388510, 2547744, 2866212, 3184680, 3582765, 3821616, 4246240, 4299318, 4777020, 5095488, 5732424, 6369360, 7165530, 7643232, 8492480, 8598636, 9554040, 10748295, 11464848, 12738720, 14331060, 15286464, 17197272, 19108080, 21496590, 22929696, 25477440, 28662120, 34394544, 38216160, 42993180, 45859392, 57324240, 68789088, 76432320, 85986360, 114648480, 137578176, 171972720, 229296960, 343945440, 687890880]

約数ペア:

[(1, 687890880), (2, 343945440), (3, 229296960), (4, 171972720), (5, 137578176), (6, 114648480), (8, 85986360), (9, 76432320), (10, 68789088), (12, 57324240), (15, 45859392), (16, 42993180), (18, 38216160), (20, 34394544), (24, 28662120), (27, 25477440), (30, 22929696), (32, 21496590), (36, 19108080), (40, 17197272), (45, 15286464), (48, 14331060), (54, 12738720), (60, 11464848), (64, 10748295), (72, 9554040), (80, 8598636), (81, 8492480), (90, 7643232), (96, 7165530), (108, 6369360), (120, 5732424), (135, 5095488), (144, 4777020), (160, 4299318), (162, 4246240), (180, 3821616), (192, 3582765), (216, 3184680), (240, 2866212), (270, 2547744), (288, 2388510), (320, 2149659), (324, 2123120), (360, 1910808), (405, 1698496), (432, 1592340), (480, 1433106), (540, 1273872), (576, 1194255), (648, 1061560), (720, 955404), (810, 849248), (864, 796170), (960, 716553), (1080, 636936), (1296, 530780), (1440, 477702), (1620, 424624), (1728, 398085), (2160, 318468), (2592, 265390), (2880, 238851), (3240, 212312), (4320, 159234), (5184, 132695), (6480, 106156), (8640, 79617), (12960, 53078), (25920, 26539)]