55928040

素因数分解:

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

素因数の和:639

約数の個数: 128

約数和(自身を含む): 193536000

約数和(自身を除く): 137607960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 139, 140, 168, 210, 278, 280, 417, 420, 479, 556, 695, 834, 840, 958, 973, 1112, 1390, 1437, 1668, 1916, 1946, 2085, 2395, 2780, 2874, 2919, 3336, 3353, 3832, 3892, 4170, 4790, 4865, 5560, 5748, 5838, 6706, 7185, 7784, 8340, 9580, 9730, 10059, 11496, 11676, 13412, 14370, 14595, 16680, 16765, 19160, 19460, 20118, 23352, 26824, 28740, 29190, 33530, 38920, 40236, 50295, 57480, 58380, 66581, 67060, 80472, 100590, 116760, 133162, 134120, 199743, 201180, 266324, 332905, 399486, 402360, 466067, 532648, 665810, 798972, 932134, 998715, 1331620, 1398201, 1597944, 1864268, 1997430, 2330335, 2663240, 2796402, 3728536, 3994860, 4660670, 5592804, 6991005, 7989720, 9321340, 11185608, 13982010, 18642680, 27964020, 55928040]

約数ペア:

[(1, 55928040), (2, 27964020), (3, 18642680), (4, 13982010), (5, 11185608), (6, 9321340), (7, 7989720), (8, 6991005), (10, 5592804), (12, 4660670), (14, 3994860), (15, 3728536), (20, 2796402), (21, 2663240), (24, 2330335), (28, 1997430), (30, 1864268), (35, 1597944), (40, 1398201), (42, 1331620), (56, 998715), (60, 932134), (70, 798972), (84, 665810), (105, 532648), (120, 466067), (139, 402360), (140, 399486), (168, 332905), (210, 266324), (278, 201180), (280, 199743), (417, 134120), (420, 133162), (479, 116760), (556, 100590), (695, 80472), (834, 67060), (840, 66581), (958, 58380), (973, 57480), (1112, 50295), (1390, 40236), (1437, 38920), (1668, 33530), (1916, 29190), (1946, 28740), (2085, 26824), (2395, 23352), (2780, 20118), (2874, 19460), (2919, 19160), (3336, 16765), (3353, 16680), (3832, 14595), (3892, 14370), (4170, 13412), (4790, 11676), (4865, 11496), (5560, 10059), (5748, 9730), (5838, 9580), (6706, 8340), (7185, 7784)]