321402368

素因数分解:

$2^9\times 7^2\times {\mathrm{23}}^1\times {\mathrm{557}}^1$

素因数の和:612

約数の個数: 120

約数和(自身を含む): 780900912

約数和(自身を除く): 459498544

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 49, 56, 64, 92, 98, 112, 128, 161, 184, 196, 224, 256, 322, 368, 392, 448, 512, 557, 644, 736, 784, 896, 1114, 1127, 1288, 1472, 1568, 1792, 2228, 2254, 2576, 2944, 3136, 3584, 3899, 4456, 4508, 5152, 5888, 6272, 7798, 8912, 9016, 10304, 11776, 12544, 12811, 15596, 17824, 18032, 20608, 25088, 25622, 27293, 31192, 35648, 36064, 41216, 51244, 54586, 62384, 71296, 72128, 82432, 89677, 102488, 109172, 124768, 142592, 144256, 179354, 204976, 218344, 249536, 285184, 288512, 358708, 409952, 436688, 499072, 577024, 627739, 717416, 819904, 873376, 998144, 1255478, 1434832, 1639808, 1746752, 1996288, 2510956, 2869664, 3279616, 3493504, 5021912, 5739328, 6559232, 6987008, 10043824, 11478656, 13974016, 20087648, 22957312, 40175296, 45914624, 80350592, 160701184, 321402368]

約数ペア:

[(1, 321402368), (2, 160701184), (4, 80350592), (7, 45914624), (8, 40175296), (14, 22957312), (16, 20087648), (23, 13974016), (28, 11478656), (32, 10043824), (46, 6987008), (49, 6559232), (56, 5739328), (64, 5021912), (92, 3493504), (98, 3279616), (112, 2869664), (128, 2510956), (161, 1996288), (184, 1746752), (196, 1639808), (224, 1434832), (256, 1255478), (322, 998144), (368, 873376), (392, 819904), (448, 717416), (512, 627739), (557, 577024), (644, 499072), (736, 436688), (784, 409952), (896, 358708), (1114, 288512), (1127, 285184), (1288, 249536), (1472, 218344), (1568, 204976), (1792, 179354), (2228, 144256), (2254, 142592), (2576, 124768), (2944, 109172), (3136, 102488), (3584, 89677), (3899, 82432), (4456, 72128), (4508, 71296), (5152, 62384), (5888, 54586), (6272, 51244), (7798, 41216), (8912, 36064), (9016, 35648), (10304, 31192), (11776, 27293), (12544, 25622), (12811, 25088), (15596, 20608), (17824, 18032)]