72167200

素因数分解:

$2^5\times 5^2\times 7^3\times {\mathrm{263}}^1$

素因数の和:304

約数の個数: 144

約数和(自身を含む): 206236800

約数和(自身を除く): 134069600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 160, 175, 196, 200, 224, 245, 263, 280, 343, 350, 392, 400, 490, 526, 560, 686, 700, 784, 800, 980, 1052, 1120, 1225, 1315, 1372, 1400, 1568, 1715, 1841, 1960, 2104, 2450, 2630, 2744, 2800, 3430, 3682, 3920, 4208, 4900, 5260, 5488, 5600, 6575, 6860, 7364, 7840, 8416, 8575, 9205, 9800, 10520, 10976, 12887, 13150, 13720, 14728, 17150, 18410, 19600, 21040, 25774, 26300, 27440, 29456, 34300, 36820, 39200, 42080, 46025, 51548, 52600, 54880, 58912, 64435, 68600, 73640, 90209, 92050, 103096, 105200, 128870, 137200, 147280, 180418, 184100, 206192, 210400, 257740, 274400, 294560, 322175, 360836, 368200, 412384, 451045, 515480, 644350, 721672, 736400, 902090, 1030960, 1288700, 1443344, 1472800, 1804180, 2061920, 2255225, 2577400, 2886688, 3608360, 4510450, 5154800, 7216720, 9020900, 10309600, 14433440, 18041800, 36083600, 72167200]

約数ペア:

[(1, 72167200), (2, 36083600), (4, 18041800), (5, 14433440), (7, 10309600), (8, 9020900), (10, 7216720), (14, 5154800), (16, 4510450), (20, 3608360), (25, 2886688), (28, 2577400), (32, 2255225), (35, 2061920), (40, 1804180), (49, 1472800), (50, 1443344), (56, 1288700), (70, 1030960), (80, 902090), (98, 736400), (100, 721672), (112, 644350), (140, 515480), (160, 451045), (175, 412384), (196, 368200), (200, 360836), (224, 322175), (245, 294560), (263, 274400), (280, 257740), (343, 210400), (350, 206192), (392, 184100), (400, 180418), (490, 147280), (526, 137200), (560, 128870), (686, 105200), (700, 103096), (784, 92050), (800, 90209), (980, 73640), (1052, 68600), (1120, 64435), (1225, 58912), (1315, 54880), (1372, 52600), (1400, 51548), (1568, 46025), (1715, 42080), (1841, 39200), (1960, 36820), (2104, 34300), (2450, 29456), (2630, 27440), (2744, 26300), (2800, 25774), (3430, 21040), (3682, 19600), (3920, 18410), (4208, 17150), (4900, 14728), (5260, 13720), (5488, 13150), (5600, 12887), (6575, 10976), (6860, 10520), (7364, 9800), (7840, 9205), (8416, 8575)]