266636003312

素因数分解:

$2^4\times 7^2\times {\mathrm{499}}^1\times {\mathrm{681557}}^1$

素因数の和:682078

約数の個数: 60

約数和(自身を含む): 602156493000

約数和(自身を除く): 335520489688

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 499, 784, 998, 1996, 3493, 3992, 6986, 7984, 13972, 24451, 27944, 48902, 55888, 97804, 195608, 391216, 681557, 1363114, 2726228, 4770899, 5452456, 9541798, 10904912, 19083596, 33396293, 38167192, 66792586, 76334384, 133585172, 267170344, 340096943, 534340688, 680193886, 1360387772, 2380678601, 2720775544, 4761357202, 5441551088, 9522714404, 16664750207, 19045428808, 33329500414, 38090857616, 66659000828, 133318001656, 266636003312]

約数ペア:

[(1, 266636003312), (2, 133318001656), (4, 66659000828), (7, 38090857616), (8, 33329500414), (14, 19045428808), (16, 16664750207), (28, 9522714404), (49, 5441551088), (56, 4761357202), (98, 2720775544), (112, 2380678601), (196, 1360387772), (392, 680193886), (499, 534340688), (784, 340096943), (998, 267170344), (1996, 133585172), (3493, 76334384), (3992, 66792586), (6986, 38167192), (7984, 33396293), (13972, 19083596), (24451, 10904912), (27944, 9541798), (48902, 5452456), (55888, 4770899), (97804, 2726228), (195608, 1363114), (391216, 681557)]