856968420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{185491}}^1$

素因数の和:185521

約数の個数: 96

約数和(自身を含む): 2991614976

約数和(自身を除く): 2134646556

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4620, 185491, 370982, 556473, 741964, 927455, 1112946, 1298437, 1854910, 2040401, 2225892, 2596874, 2782365, 3709820, 3895311, 4080802, 5193748, 5564730, 6121203, 6492185, 7790622, 8161604, 10202005, 11129460, 12242406, 12984370, 14282807, 15581244, 19476555, 20404010, 24484812, 25968740, 28565614, 30606015, 38953110, 40808020, 42848421, 57131228, 61212030, 71414035, 77906220, 85696842, 122424060, 142828070, 171393684, 214242105, 285656140, 428484210, 856968420]

約数ペア:

[(1, 856968420), (2, 428484210), (3, 285656140), (4, 214242105), (5, 171393684), (6, 142828070), (7, 122424060), (10, 85696842), (11, 77906220), (12, 71414035), (14, 61212030), (15, 57131228), (20, 42848421), (21, 40808020), (22, 38953110), (28, 30606015), (30, 28565614), (33, 25968740), (35, 24484812), (42, 20404010), (44, 19476555), (55, 15581244), (60, 14282807), (66, 12984370), (70, 12242406), (77, 11129460), (84, 10202005), (105, 8161604), (110, 7790622), (132, 6492185), (140, 6121203), (154, 5564730), (165, 5193748), (210, 4080802), (220, 3895311), (231, 3709820), (308, 2782365), (330, 2596874), (385, 2225892), (420, 2040401), (462, 1854910), (660, 1298437), (770, 1112946), (924, 927455), (1155, 741964), (1540, 556473), (2310, 370982), (4620, 185491)]