27964020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{479}}^1$

素因数の和:637

約数の個数: 96

約数和(自身を含む): 90316800

約数和(自身を除く): 62352780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 139, 140, 210, 278, 417, 420, 479, 556, 695, 834, 958, 973, 1390, 1437, 1668, 1916, 1946, 2085, 2395, 2780, 2874, 2919, 3353, 3892, 4170, 4790, 4865, 5748, 5838, 6706, 7185, 8340, 9580, 9730, 10059, 11676, 13412, 14370, 14595, 16765, 19460, 20118, 28740, 29190, 33530, 40236, 50295, 58380, 66581, 67060, 100590, 133162, 199743, 201180, 266324, 332905, 399486, 466067, 665810, 798972, 932134, 998715, 1331620, 1398201, 1864268, 1997430, 2330335, 2796402, 3994860, 4660670, 5592804, 6991005, 9321340, 13982010, 27964020]

約数ペア:

[(1, 27964020), (2, 13982010), (3, 9321340), (4, 6991005), (5, 5592804), (6, 4660670), (7, 3994860), (10, 2796402), (12, 2330335), (14, 1997430), (15, 1864268), (20, 1398201), (21, 1331620), (28, 998715), (30, 932134), (35, 798972), (42, 665810), (60, 466067), (70, 399486), (84, 332905), (105, 266324), (139, 201180), (140, 199743), (210, 133162), (278, 100590), (417, 67060), (420, 66581), (479, 58380), (556, 50295), (695, 40236), (834, 33530), (958, 29190), (973, 28740), (1390, 20118), (1437, 19460), (1668, 16765), (1916, 14595), (1946, 14370), (2085, 13412), (2395, 11676), (2780, 10059), (2874, 9730), (2919, 9580), (3353, 8340), (3892, 7185), (4170, 6706), (4790, 5838), (4865, 5748)]