205320210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{2113}}^1$

素因数の和:2243

約数の個数: 64

約数和(自身を含む): 511418880

約数和(自身を除く): 306098670

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 79, 82, 123, 158, 205, 237, 246, 395, 410, 474, 615, 790, 1185, 1230, 2113, 2370, 3239, 4226, 6339, 6478, 9717, 10565, 12678, 16195, 19434, 21130, 31695, 32390, 48585, 63390, 86633, 97170, 166927, 173266, 259899, 333854, 433165, 500781, 519798, 834635, 866330, 1001562, 1299495, 1669270, 2503905, 2598990, 5007810, 6844007, 13688014, 20532021, 34220035, 41064042, 68440070, 102660105, 205320210]

約数ペア:

[(1, 205320210), (2, 102660105), (3, 68440070), (5, 41064042), (6, 34220035), (10, 20532021), (15, 13688014), (30, 6844007), (41, 5007810), (79, 2598990), (82, 2503905), (123, 1669270), (158, 1299495), (205, 1001562), (237, 866330), (246, 834635), (395, 519798), (410, 500781), (474, 433165), (615, 333854), (790, 259899), (1185, 173266), (1230, 166927), (2113, 97170), (2370, 86633), (3239, 63390), (4226, 48585), (6339, 32390), (6478, 31695), (9717, 21130), (10565, 19434), (12678, 16195)]