388763312

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2731}}^1$

素因数の和:2818

約数の個数: 80

約数和(自身を含む): 910608384

約数和(自身を除く): 521845072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 41, 56, 62, 82, 112, 124, 164, 217, 248, 287, 328, 434, 496, 574, 656, 868, 1148, 1271, 1736, 2296, 2542, 2731, 3472, 4592, 5084, 5462, 8897, 10168, 10924, 17794, 19117, 20336, 21848, 35588, 38234, 43696, 71176, 76468, 84661, 111971, 142352, 152936, 169322, 223942, 305872, 338644, 447884, 592627, 677288, 783797, 895768, 1185254, 1354576, 1567594, 1791536, 2370508, 3135188, 3471101, 4741016, 6270376, 6942202, 9482032, 12540752, 13884404, 24297707, 27768808, 48595414, 55537616, 97190828, 194381656, 388763312]

約数ペア:

[(1, 388763312), (2, 194381656), (4, 97190828), (7, 55537616), (8, 48595414), (14, 27768808), (16, 24297707), (28, 13884404), (31, 12540752), (41, 9482032), (56, 6942202), (62, 6270376), (82, 4741016), (112, 3471101), (124, 3135188), (164, 2370508), (217, 1791536), (248, 1567594), (287, 1354576), (328, 1185254), (434, 895768), (496, 783797), (574, 677288), (656, 592627), (868, 447884), (1148, 338644), (1271, 305872), (1736, 223942), (2296, 169322), (2542, 152936), (2731, 142352), (3472, 111971), (4592, 84661), (5084, 76468), (5462, 71176), (8897, 43696), (10168, 38234), (10924, 35588), (17794, 21848), (19117, 20336)]