478875460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{479}}^1$

素因数の和:725

約数の個数: 96

約数和(自身を含む): 1188956160

約数和(自身を除く): 710080700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 193, 259, 370, 386, 479, 518, 740, 772, 958, 965, 1036, 1295, 1351, 1916, 1930, 2395, 2590, 2702, 3353, 3860, 4790, 5180, 5404, 6706, 6755, 7141, 9580, 13412, 13510, 14282, 16765, 17723, 27020, 28564, 33530, 35446, 35705, 49987, 67060, 70892, 71410, 88615, 92447, 99974, 124061, 142820, 177230, 184894, 199948, 248122, 249935, 354460, 369788, 462235, 496244, 499870, 620305, 647129, 924470, 999740, 1240610, 1294258, 1848940, 2481220, 2588516, 3235645, 3420539, 6471290, 6841078, 12942580, 13682156, 17102695, 23943773, 34205390, 47887546, 68410780, 95775092, 119718865, 239437730, 478875460]

約数ペア:

[(1, 478875460), (2, 239437730), (4, 119718865), (5, 95775092), (7, 68410780), (10, 47887546), (14, 34205390), (20, 23943773), (28, 17102695), (35, 13682156), (37, 12942580), (70, 6841078), (74, 6471290), (140, 3420539), (148, 3235645), (185, 2588516), (193, 2481220), (259, 1848940), (370, 1294258), (386, 1240610), (479, 999740), (518, 924470), (740, 647129), (772, 620305), (958, 499870), (965, 496244), (1036, 462235), (1295, 369788), (1351, 354460), (1916, 249935), (1930, 248122), (2395, 199948), (2590, 184894), (2702, 177230), (3353, 142820), (3860, 124061), (4790, 99974), (5180, 92447), (5404, 88615), (6706, 71410), (6755, 70892), (7141, 67060), (9580, 49987), (13412, 35705), (13510, 35446), (14282, 33530), (16765, 28564), (17723, 27020)]