201435920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{1019}}^1$

素因数の和:1392

約数の個数: 80

約数和(自身を含む): 537287040

約数和(自身を除く): 335851120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 353, 560, 706, 1019, 1412, 1765, 2038, 2471, 2824, 3530, 4076, 4942, 5095, 5648, 7060, 7133, 8152, 9884, 10190, 12355, 14120, 14266, 16304, 19768, 20380, 24710, 28240, 28532, 35665, 39536, 40760, 49420, 57064, 71330, 81520, 98840, 114128, 142660, 197680, 285320, 359707, 570640, 719414, 1438828, 1798535, 2517949, 2877656, 3597070, 5035898, 5755312, 7194140, 10071796, 12589745, 14388280, 20143592, 25179490, 28776560, 40287184, 50358980, 100717960, 201435920]

約数ペア:

[(1, 201435920), (2, 100717960), (4, 50358980), (5, 40287184), (7, 28776560), (8, 25179490), (10, 20143592), (14, 14388280), (16, 12589745), (20, 10071796), (28, 7194140), (35, 5755312), (40, 5035898), (56, 3597070), (70, 2877656), (80, 2517949), (112, 1798535), (140, 1438828), (280, 719414), (353, 570640), (560, 359707), (706, 285320), (1019, 197680), (1412, 142660), (1765, 114128), (2038, 98840), (2471, 81520), (2824, 71330), (3530, 57064), (4076, 49420), (4942, 40760), (5095, 39536), (5648, 35665), (7060, 28532), (7133, 28240), (8152, 24710), (9884, 20380), (10190, 19768), (12355, 16304), (14120, 14266)]