149325680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2749}}^1$

素因数の和:2866

約数の個数: 80

約数和(自身を含む): 401016000

約数和(自身を除く): 251690320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 97, 112, 140, 194, 280, 388, 485, 560, 679, 776, 970, 1358, 1552, 1940, 2716, 2749, 3395, 3880, 5432, 5498, 6790, 7760, 10864, 10996, 13580, 13745, 19243, 21992, 27160, 27490, 38486, 43984, 54320, 54980, 76972, 96215, 109960, 153944, 192430, 219920, 266653, 307888, 384860, 533306, 769720, 1066612, 1333265, 1539440, 1866571, 2133224, 2666530, 3733142, 4266448, 5333060, 7466284, 9332855, 10666120, 14932568, 18665710, 21332240, 29865136, 37331420, 74662840, 149325680]

約数ペア:

[(1, 149325680), (2, 74662840), (4, 37331420), (5, 29865136), (7, 21332240), (8, 18665710), (10, 14932568), (14, 10666120), (16, 9332855), (20, 7466284), (28, 5333060), (35, 4266448), (40, 3733142), (56, 2666530), (70, 2133224), (80, 1866571), (97, 1539440), (112, 1333265), (140, 1066612), (194, 769720), (280, 533306), (388, 384860), (485, 307888), (560, 266653), (679, 219920), (776, 192430), (970, 153944), (1358, 109960), (1552, 96215), (1940, 76972), (2716, 54980), (2749, 54320), (3395, 43984), (3880, 38486), (5432, 27490), (5498, 27160), (6790, 21992), (7760, 19243), (10864, 13745), (10996, 13580)]