42522880

素因数分解:

$2^8\times 5^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:399

約数の個数: 72

約数和(自身を含む): 103017600

約数和(自身を除く): 60494720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 239, 256, 278, 320, 478, 556, 640, 695, 956, 1112, 1195, 1280, 1390, 1912, 2224, 2390, 2780, 3824, 4448, 4780, 5560, 7648, 8896, 9560, 11120, 15296, 17792, 19120, 22240, 30592, 33221, 35584, 38240, 44480, 61184, 66442, 76480, 88960, 132884, 152960, 166105, 177920, 265768, 305920, 332210, 531536, 664420, 1063072, 1328840, 2126144, 2657680, 4252288, 5315360, 8504576, 10630720, 21261440, 42522880]

約数ペア:

[(1, 42522880), (2, 21261440), (4, 10630720), (5, 8504576), (8, 5315360), (10, 4252288), (16, 2657680), (20, 2126144), (32, 1328840), (40, 1063072), (64, 664420), (80, 531536), (128, 332210), (139, 305920), (160, 265768), (239, 177920), (256, 166105), (278, 152960), (320, 132884), (478, 88960), (556, 76480), (640, 66442), (695, 61184), (956, 44480), (1112, 38240), (1195, 35584), (1280, 33221), (1390, 30592), (1912, 22240), (2224, 19120), (2390, 17792), (2780, 15296), (3824, 11120), (4448, 9560), (4780, 8896), (5560, 7648)]