28749505920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{33349}}^1$

素因数の和:33820

約数の個数: 128

約数和(自身を含む): 91845900000

約数和(自身を除く): 63096394080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 449, 480, 640, 898, 960, 1347, 1796, 1920, 2245, 2694, 3592, 4490, 5388, 6735, 7184, 8980, 10776, 13470, 14368, 17960, 21552, 26940, 28736, 33349, 35920, 43104, 53880, 57472, 66698, 71840, 86208, 100047, 107760, 133396, 143680, 166745, 172416, 200094, 215520, 266792, 287360, 333490, 400188, 431040, 500235, 533584, 666980, 800376, 862080, 1000470, 1067168, 1333960, 1600752, 2000940, 2134336, 2667920, 3201504, 4001880, 4268672, 5335840, 6403008, 8003760, 10671680, 12806016, 14973701, 16007520, 21343360, 29947402, 32015040, 44921103, 59894804, 64030080, 74868505, 89842206, 119789608, 149737010, 179684412, 224605515, 239579216, 299474020, 359368824, 449211030, 479158432, 598948040, 718737648, 898422060, 958316864, 1197896080, 1437475296, 1796844120, 1916633728, 2395792160, 2874950592, 3593688240, 4791584320, 5749901184, 7187376480, 9583168640, 14374752960, 28749505920]

約数ペア:

[(1, 28749505920), (2, 14374752960), (3, 9583168640), (4, 7187376480), (5, 5749901184), (6, 4791584320), (8, 3593688240), (10, 2874950592), (12, 2395792160), (15, 1916633728), (16, 1796844120), (20, 1437475296), (24, 1197896080), (30, 958316864), (32, 898422060), (40, 718737648), (48, 598948040), (60, 479158432), (64, 449211030), (80, 359368824), (96, 299474020), (120, 239579216), (128, 224605515), (160, 179684412), (192, 149737010), (240, 119789608), (320, 89842206), (384, 74868505), (449, 64030080), (480, 59894804), (640, 44921103), (898, 32015040), (960, 29947402), (1347, 21343360), (1796, 16007520), (1920, 14973701), (2245, 12806016), (2694, 10671680), (3592, 8003760), (4490, 6403008), (5388, 5335840), (6735, 4268672), (7184, 4001880), (8980, 3201504), (10776, 2667920), (13470, 2134336), (14368, 2000940), (17960, 1600752), (21552, 1333960), (26940, 1067168), (28736, 1000470), (33349, 862080), (35920, 800376), (43104, 666980), (53880, 533584), (57472, 500235), (66698, 431040), (71840, 400188), (86208, 333490), (100047, 287360), (107760, 266792), (133396, 215520), (143680, 200094), (166745, 172416)]