260996890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{9161}}^1$

素因数の和:9223

約数の個数: 64

約数和(自身を含む): 601613568

約数和(自身を除く): 340616678

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 37, 55, 70, 74, 77, 110, 154, 185, 259, 370, 385, 407, 518, 770, 814, 1295, 2035, 2590, 2849, 4070, 5698, 9161, 14245, 18322, 28490, 45805, 64127, 91610, 100771, 128254, 201542, 320635, 338957, 503855, 641270, 677914, 705397, 1007710, 1410794, 1694785, 2372699, 3389570, 3526985, 3728527, 4745398, 7053970, 7457054, 11863495, 18642635, 23726990, 26099689, 37285270, 52199378, 130498445, 260996890]

約数ペア:

[(1, 260996890), (2, 130498445), (5, 52199378), (7, 37285270), (10, 26099689), (11, 23726990), (14, 18642635), (22, 11863495), (35, 7457054), (37, 7053970), (55, 4745398), (70, 3728527), (74, 3526985), (77, 3389570), (110, 2372699), (154, 1694785), (185, 1410794), (259, 1007710), (370, 705397), (385, 677914), (407, 641270), (518, 503855), (770, 338957), (814, 320635), (1295, 201542), (2035, 128254), (2590, 100771), (2849, 91610), (4070, 64127), (5698, 45805), (9161, 28490), (14245, 18322)]