209984576

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{971}}^1$

素因数の和:1123

約数の個数: 56

約数和(自身を含む): 434522880

約数和(自身を除く): 224538304

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 109, 124, 218, 248, 436, 496, 872, 971, 992, 1744, 1942, 1984, 3379, 3488, 3884, 6758, 6976, 7768, 13516, 15536, 27032, 30101, 31072, 54064, 60202, 62144, 105839, 108128, 120404, 211678, 216256, 240808, 423356, 481616, 846712, 963232, 1693424, 1926464, 3281009, 3386848, 6562018, 6773696, 13124036, 26248072, 52496144, 104992288, 209984576]

約数ペア:

[(1, 209984576), (2, 104992288), (4, 52496144), (8, 26248072), (16, 13124036), (31, 6773696), (32, 6562018), (62, 3386848), (64, 3281009), (109, 1926464), (124, 1693424), (218, 963232), (248, 846712), (436, 481616), (496, 423356), (872, 240808), (971, 216256), (992, 211678), (1744, 120404), (1942, 108128), (1984, 105839), (3379, 62144), (3488, 60202), (3884, 54064), (6758, 31072), (6976, 30101), (7768, 27032), (13516, 15536)]