127395440

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{223}}^1$

素因数の和:466

約数の個数: 80

約数和(自身を含む): 307147008

約数和(自身を除く): 179751568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 193, 223, 296, 370, 386, 446, 592, 740, 772, 892, 965, 1115, 1480, 1544, 1784, 1930, 2230, 2960, 3088, 3568, 3860, 4460, 7141, 7720, 8251, 8920, 14282, 15440, 16502, 17840, 28564, 33004, 35705, 41255, 43039, 57128, 66008, 71410, 82510, 86078, 114256, 132016, 142820, 165020, 172156, 215195, 285640, 330040, 344312, 430390, 571280, 660080, 688624, 860780, 1592443, 1721560, 3184886, 3443120, 6369772, 7962215, 12739544, 15924430, 25479088, 31848860, 63697720, 127395440]

約数ペア:

[(1, 127395440), (2, 63697720), (4, 31848860), (5, 25479088), (8, 15924430), (10, 12739544), (16, 7962215), (20, 6369772), (37, 3443120), (40, 3184886), (74, 1721560), (80, 1592443), (148, 860780), (185, 688624), (193, 660080), (223, 571280), (296, 430390), (370, 344312), (386, 330040), (446, 285640), (592, 215195), (740, 172156), (772, 165020), (892, 142820), (965, 132016), (1115, 114256), (1480, 86078), (1544, 82510), (1784, 71410), (1930, 66008), (2230, 57128), (2960, 43039), (3088, 41255), (3568, 35705), (3860, 33004), (4460, 28564), (7141, 17840), (7720, 16502), (8251, 15440), (8920, 14282)]