201539745

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2381}}^1$

素因数の和:2428

約数の個数: 80

約数和(自身を含む): 415039680

約数和(自身を除く): 213499935

約数列:

[1, 3, 5, 9, 11, 15, 19, 27, 33, 45, 55, 57, 81, 95, 99, 135, 165, 171, 209, 285, 297, 405, 495, 513, 627, 855, 891, 1045, 1485, 1539, 1881, 2381, 2565, 3135, 4455, 5643, 7143, 7695, 9405, 11905, 16929, 21429, 26191, 28215, 35715, 45239, 64287, 78573, 84645, 107145, 130955, 135717, 192861, 226195, 235719, 321435, 392865, 407151, 497629, 678585, 707157, 964305, 1178595, 1221453, 1492887, 2035755, 2121471, 2488145, 3535785, 3664359, 4478661, 6107265, 7464435, 10607355, 13435983, 18321795, 22393305, 40307949, 67179915, 201539745]

約数ペア:

[(1, 201539745), (3, 67179915), (5, 40307949), (9, 22393305), (11, 18321795), (15, 13435983), (19, 10607355), (27, 7464435), (33, 6107265), (45, 4478661), (55, 3664359), (57, 3535785), (81, 2488145), (95, 2121471), (99, 2035755), (135, 1492887), (165, 1221453), (171, 1178595), (209, 964305), (285, 707157), (297, 678585), (405, 497629), (495, 407151), (513, 392865), (627, 321435), (855, 235719), (891, 226195), (1045, 192861), (1485, 135717), (1539, 130955), (1881, 107145), (2381, 84645), (2565, 78573), (3135, 64287), (4455, 45239), (5643, 35715), (7143, 28215), (7695, 26191), (9405, 21429), (11905, 16929)]