917503040

素因数分解:

$2^6\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{509}}^1$

素因数の和:700

約数の個数: 112

約数和(自身を含む): 2257104960

約数和(自身を除く): 1339601920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 131, 160, 172, 215, 262, 320, 344, 430, 509, 524, 655, 688, 860, 1018, 1048, 1310, 1376, 1720, 2036, 2096, 2545, 2620, 2752, 3440, 4072, 4192, 5090, 5240, 5633, 6880, 8144, 8384, 10180, 10480, 11266, 13760, 16288, 20360, 20960, 21887, 22532, 28165, 32576, 40720, 41920, 43774, 45064, 56330, 66679, 81440, 87548, 90128, 109435, 112660, 133358, 162880, 175096, 180256, 218870, 225320, 266716, 333395, 350192, 360512, 437740, 450640, 533432, 666790, 700384, 875480, 901280, 1066864, 1333580, 1400768, 1750960, 1802560, 2133728, 2667160, 2867197, 3501920, 4267456, 5334320, 5734394, 7003840, 10668640, 11468788, 14335985, 21337280, 22937576, 28671970, 45875152, 57343940, 91750304, 114687880, 183500608, 229375760, 458751520, 917503040]

約数ペア:

[(1, 917503040), (2, 458751520), (4, 229375760), (5, 183500608), (8, 114687880), (10, 91750304), (16, 57343940), (20, 45875152), (32, 28671970), (40, 22937576), (43, 21337280), (64, 14335985), (80, 11468788), (86, 10668640), (131, 7003840), (160, 5734394), (172, 5334320), (215, 4267456), (262, 3501920), (320, 2867197), (344, 2667160), (430, 2133728), (509, 1802560), (524, 1750960), (655, 1400768), (688, 1333580), (860, 1066864), (1018, 901280), (1048, 875480), (1310, 700384), (1376, 666790), (1720, 533432), (2036, 450640), (2096, 437740), (2545, 360512), (2620, 350192), (2752, 333395), (3440, 266716), (4072, 225320), (4192, 218870), (5090, 180256), (5240, 175096), (5633, 162880), (6880, 133358), (8144, 112660), (8384, 109435), (10180, 90128), (10480, 87548), (11266, 81440), (13760, 66679), (16288, 56330), (20360, 45064), (20960, 43774), (21887, 41920), (22532, 40720), (28165, 32576)]