1256427392

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{919}}^1\times {\mathrm{971}}^1$

素因数の和:1915

約数の個数: 64

約数和(自身を含む): 2736374400

約数和(自身を除く): 1479947008

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 352, 704, 919, 971, 1408, 1838, 1942, 3676, 3884, 7352, 7768, 10109, 10681, 14704, 15536, 20218, 21362, 29408, 31072, 40436, 42724, 58816, 62144, 80872, 85448, 117632, 124288, 161744, 170896, 323488, 341792, 646976, 683584, 892349, 1293952, 1367168, 1784698, 3569396, 7138792, 9815839, 14277584, 19631678, 28555168, 39263356, 57110336, 78526712, 114220672, 157053424, 314106848, 628213696, 1256427392]

約数ペア:

[(1, 1256427392), (2, 628213696), (4, 314106848), (8, 157053424), (11, 114220672), (16, 78526712), (22, 57110336), (32, 39263356), (44, 28555168), (64, 19631678), (88, 14277584), (128, 9815839), (176, 7138792), (352, 3569396), (704, 1784698), (919, 1367168), (971, 1293952), (1408, 892349), (1838, 683584), (1942, 646976), (3676, 341792), (3884, 323488), (7352, 170896), (7768, 161744), (10109, 124288), (10681, 117632), (14704, 85448), (15536, 80872), (20218, 62144), (21362, 58816), (29408, 42724), (31072, 40436)]