2016983080

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{103}}^2$

素因数の和:328

約数の個数: 144

約数和(自身を含む): 5385853620

約数和(自身を除く): 3368870540

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 97, 98, 103, 140, 194, 196, 206, 245, 280, 388, 392, 412, 485, 490, 515, 679, 721, 776, 824, 970, 980, 1030, 1358, 1442, 1940, 1960, 2060, 2716, 2884, 3395, 3605, 3880, 4120, 4753, 5047, 5432, 5768, 6790, 7210, 9506, 9991, 10094, 10609, 13580, 14420, 19012, 19982, 20188, 21218, 23765, 25235, 27160, 28840, 38024, 39964, 40376, 42436, 47530, 49955, 50470, 53045, 69937, 74263, 79928, 84872, 95060, 99910, 100940, 106090, 139874, 148526, 190120, 199820, 201880, 212180, 279748, 297052, 349685, 371315, 399640, 424360, 489559, 519841, 559496, 594104, 699370, 742630, 979118, 1029073, 1039682, 1398740, 1485260, 1958236, 2058146, 2079364, 2447795, 2599205, 2797480, 2970520, 3916472, 4116292, 4158728, 4895590, 5145365, 5198410, 7203511, 8232584, 9791180, 10290730, 10396820, 14407022, 19582360, 20581460, 20793640, 28814044, 36017555, 41162920, 50424577, 57628088, 72035110, 100849154, 144070220, 201698308, 252122885, 288140440, 403396616, 504245770, 1008491540, 2016983080]

約数ペア:

[(1, 2016983080), (2, 1008491540), (4, 504245770), (5, 403396616), (7, 288140440), (8, 252122885), (10, 201698308), (14, 144070220), (20, 100849154), (28, 72035110), (35, 57628088), (40, 50424577), (49, 41162920), (56, 36017555), (70, 28814044), (97, 20793640), (98, 20581460), (103, 19582360), (140, 14407022), (194, 10396820), (196, 10290730), (206, 9791180), (245, 8232584), (280, 7203511), (388, 5198410), (392, 5145365), (412, 4895590), (485, 4158728), (490, 4116292), (515, 3916472), (679, 2970520), (721, 2797480), (776, 2599205), (824, 2447795), (970, 2079364), (980, 2058146), (1030, 1958236), (1358, 1485260), (1442, 1398740), (1940, 1039682), (1960, 1029073), (2060, 979118), (2716, 742630), (2884, 699370), (3395, 594104), (3605, 559496), (3880, 519841), (4120, 489559), (4753, 424360), (5047, 399640), (5432, 371315), (5768, 349685), (6790, 297052), (7210, 279748), (9506, 212180), (9991, 201880), (10094, 199820), (10609, 190120), (13580, 148526), (14420, 139874), (19012, 106090), (19982, 100940), (20188, 99910), (21218, 95060), (23765, 84872), (25235, 79928), (27160, 74263), (28840, 69937), (38024, 53045), (39964, 50470), (40376, 49955), (42436, 47530)]