40391040

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:324

約数の個数: 128

約数和(自身を含む): 130600800

約数和(自身を除く): 90209760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 109, 120, 128, 160, 192, 193, 218, 240, 320, 327, 384, 386, 436, 480, 545, 579, 640, 654, 772, 872, 960, 965, 1090, 1158, 1308, 1544, 1635, 1744, 1920, 1930, 2180, 2316, 2616, 2895, 3088, 3270, 3488, 3860, 4360, 4632, 5232, 5790, 6176, 6540, 6976, 7720, 8720, 9264, 10464, 11580, 12352, 13080, 13952, 15440, 17440, 18528, 20928, 21037, 23160, 24704, 26160, 30880, 34880, 37056, 41856, 42074, 46320, 52320, 61760, 63111, 69760, 74112, 84148, 92640, 104640, 105185, 123520, 126222, 168296, 185280, 209280, 210370, 252444, 315555, 336592, 370560, 420740, 504888, 631110, 673184, 841480, 1009776, 1262220, 1346368, 1682960, 2019552, 2524440, 2692736, 3365920, 4039104, 5048880, 6731840, 8078208, 10097760, 13463680, 20195520, 40391040]

約数ペア:

[(1, 40391040), (2, 20195520), (3, 13463680), (4, 10097760), (5, 8078208), (6, 6731840), (8, 5048880), (10, 4039104), (12, 3365920), (15, 2692736), (16, 2524440), (20, 2019552), (24, 1682960), (30, 1346368), (32, 1262220), (40, 1009776), (48, 841480), (60, 673184), (64, 631110), (80, 504888), (96, 420740), (109, 370560), (120, 336592), (128, 315555), (160, 252444), (192, 210370), (193, 209280), (218, 185280), (240, 168296), (320, 126222), (327, 123520), (384, 105185), (386, 104640), (436, 92640), (480, 84148), (545, 74112), (579, 69760), (640, 63111), (654, 61760), (772, 52320), (872, 46320), (960, 42074), (965, 41856), (1090, 37056), (1158, 34880), (1308, 30880), (1544, 26160), (1635, 24704), (1744, 23160), (1920, 21037), (1930, 20928), (2180, 18528), (2316, 17440), (2616, 15440), (2895, 13952), (3088, 13080), (3270, 12352), (3488, 11580), (3860, 10464), (4360, 9264), (4632, 8720), (5232, 7720), (5790, 6976), (6176, 6540)]