16784880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:223

約数の個数: 160

約数和(自身を含む): 60662784

約数和(自身を除く): 43877904

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 97, 103, 105, 112, 120, 140, 168, 194, 206, 210, 240, 280, 291, 309, 336, 388, 412, 420, 485, 515, 560, 582, 618, 679, 721, 776, 824, 840, 970, 1030, 1164, 1236, 1358, 1442, 1455, 1545, 1552, 1648, 1680, 1940, 2037, 2060, 2163, 2328, 2472, 2716, 2884, 2910, 3090, 3395, 3605, 3880, 4074, 4120, 4326, 4656, 4944, 5432, 5768, 5820, 6180, 6790, 7210, 7760, 8148, 8240, 8652, 9991, 10185, 10815, 10864, 11536, 11640, 12360, 13580, 14420, 16296, 17304, 19982, 20370, 21630, 23280, 24720, 27160, 28840, 29973, 32592, 34608, 39964, 40740, 43260, 49955, 54320, 57680, 59946, 69937, 79928, 81480, 86520, 99910, 119892, 139874, 149865, 159856, 162960, 173040, 199820, 209811, 239784, 279748, 299730, 349685, 399640, 419622, 479568, 559496, 599460, 699370, 799280, 839244, 1049055, 1118992, 1198920, 1398740, 1678488, 2098110, 2397840, 2797480, 3356976, 4196220, 5594960, 8392440, 16784880]

約数ペア:

[(1, 16784880), (2, 8392440), (3, 5594960), (4, 4196220), (5, 3356976), (6, 2797480), (7, 2397840), (8, 2098110), (10, 1678488), (12, 1398740), (14, 1198920), (15, 1118992), (16, 1049055), (20, 839244), (21, 799280), (24, 699370), (28, 599460), (30, 559496), (35, 479568), (40, 419622), (42, 399640), (48, 349685), (56, 299730), (60, 279748), (70, 239784), (80, 209811), (84, 199820), (97, 173040), (103, 162960), (105, 159856), (112, 149865), (120, 139874), (140, 119892), (168, 99910), (194, 86520), (206, 81480), (210, 79928), (240, 69937), (280, 59946), (291, 57680), (309, 54320), (336, 49955), (388, 43260), (412, 40740), (420, 39964), (485, 34608), (515, 32592), (560, 29973), (582, 28840), (618, 27160), (679, 24720), (721, 23280), (776, 21630), (824, 20370), (840, 19982), (970, 17304), (1030, 16296), (1164, 14420), (1236, 13580), (1358, 12360), (1442, 11640), (1455, 11536), (1545, 10864), (1552, 10815), (1648, 10185), (1680, 9991), (1940, 8652), (2037, 8240), (2060, 8148), (2163, 7760), (2328, 7210), (2472, 6790), (2716, 6180), (2884, 5820), (2910, 5768), (3090, 5432), (3395, 4944), (3605, 4656), (3880, 4326), (4074, 4120)]