13154560

素因数分解:

$2^8\times 5^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:303

約数の個数: 72

約数和(自身を含む): 32376960

約数和(自身を除く): 19222400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 239, 256, 320, 344, 430, 478, 640, 688, 860, 956, 1195, 1280, 1376, 1720, 1912, 2390, 2752, 3440, 3824, 4780, 5504, 6880, 7648, 9560, 10277, 11008, 13760, 15296, 19120, 20554, 27520, 30592, 38240, 41108, 51385, 55040, 61184, 76480, 82216, 102770, 152960, 164432, 205540, 305920, 328864, 411080, 657728, 822160, 1315456, 1644320, 2630912, 3288640, 6577280, 13154560]

約数ペア:

[(1, 13154560), (2, 6577280), (4, 3288640), (5, 2630912), (8, 1644320), (10, 1315456), (16, 822160), (20, 657728), (32, 411080), (40, 328864), (43, 305920), (64, 205540), (80, 164432), (86, 152960), (128, 102770), (160, 82216), (172, 76480), (215, 61184), (239, 55040), (256, 51385), (320, 41108), (344, 38240), (430, 30592), (478, 27520), (640, 20554), (688, 19120), (860, 15296), (956, 13760), (1195, 11008), (1280, 10277), (1376, 9560), (1720, 7648), (1912, 6880), (2390, 5504), (2752, 4780), (3440, 3824)]