128692408

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{223}}^1$

素因数の和:452

約数の個数: 64

約数和(自身を含む): 270950400

約数和(自身を除く): 142257992

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 179, 223, 248, 358, 403, 446, 716, 806, 892, 1432, 1612, 1784, 2327, 2899, 3224, 4654, 5549, 5798, 6913, 9308, 11098, 11596, 13826, 18616, 22196, 23192, 27652, 39917, 44392, 55304, 72137, 79834, 89869, 144274, 159668, 179738, 288548, 319336, 359476, 518921, 577096, 718952, 1037842, 1237427, 2075684, 2474854, 4151368, 4949708, 9899416, 16086551, 32173102, 64346204, 128692408]

約数ペア:

[(1, 128692408), (2, 64346204), (4, 32173102), (8, 16086551), (13, 9899416), (26, 4949708), (31, 4151368), (52, 2474854), (62, 2075684), (104, 1237427), (124, 1037842), (179, 718952), (223, 577096), (248, 518921), (358, 359476), (403, 319336), (446, 288548), (716, 179738), (806, 159668), (892, 144274), (1432, 89869), (1612, 79834), (1784, 72137), (2327, 55304), (2899, 44392), (3224, 39917), (4654, 27652), (5549, 23192), (5798, 22196), (6913, 18616), (9308, 13826), (11098, 11596)]