386240408

素因数分解:

$2^3\times {\mathrm{17}}^3\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:405

約数の個数: 64

約数和(自身を含む): 796780800

約数和(自身を除く): 410540392

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 248, 289, 317, 527, 578, 634, 1054, 1156, 1268, 2108, 2312, 2536, 4216, 4913, 5389, 8959, 9826, 9827, 10778, 17918, 19652, 19654, 21556, 35836, 39304, 39308, 43112, 71672, 78616, 91613, 152303, 167059, 183226, 304606, 334118, 366452, 609212, 668236, 732904, 1218424, 1336472, 1557421, 2840003, 3114842, 5680006, 6229684, 11360012, 12459368, 22720024, 48280051, 96560102, 193120204, 386240408]

約数ペア:

[(1, 386240408), (2, 193120204), (4, 96560102), (8, 48280051), (17, 22720024), (31, 12459368), (34, 11360012), (62, 6229684), (68, 5680006), (124, 3114842), (136, 2840003), (248, 1557421), (289, 1336472), (317, 1218424), (527, 732904), (578, 668236), (634, 609212), (1054, 366452), (1156, 334118), (1268, 304606), (2108, 183226), (2312, 167059), (2536, 152303), (4216, 91613), (4913, 78616), (5389, 71672), (8959, 43112), (9826, 39308), (9827, 39304), (10778, 35836), (17918, 21556), (19652, 19654)]