72382720

素因数分解:

$2^8\times 5^1\times {\mathrm{193}}^1\times {\mathrm{293}}^1$

素因数の和:507

約数の個数: 72

約数和(自身を含む): 174872376

約数和(自身を除く): 102489656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 193, 256, 293, 320, 386, 586, 640, 772, 965, 1172, 1280, 1465, 1544, 1930, 2344, 2930, 3088, 3860, 4688, 5860, 6176, 7720, 9376, 11720, 12352, 15440, 18752, 23440, 24704, 30880, 37504, 46880, 49408, 56549, 61760, 75008, 93760, 113098, 123520, 187520, 226196, 247040, 282745, 375040, 452392, 565490, 904784, 1130980, 1809568, 2261960, 3619136, 4523920, 7238272, 9047840, 14476544, 18095680, 36191360, 72382720]

約数ペア:

[(1, 72382720), (2, 36191360), (4, 18095680), (5, 14476544), (8, 9047840), (10, 7238272), (16, 4523920), (20, 3619136), (32, 2261960), (40, 1809568), (64, 1130980), (80, 904784), (128, 565490), (160, 452392), (193, 375040), (256, 282745), (293, 247040), (320, 226196), (386, 187520), (586, 123520), (640, 113098), (772, 93760), (965, 75008), (1172, 61760), (1280, 56549), (1465, 49408), (1544, 46880), (1930, 37504), (2344, 30880), (2930, 24704), (3088, 23440), (3860, 18752), (4688, 15440), (5860, 12352), (6176, 11720), (7720, 9376)]