203991984

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1289}}^1$

素因数の和:1467

約数の個数: 120

約数和(自身を含む): 657115680

約数和(自身を除く): 453123696

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 157, 168, 252, 314, 336, 471, 504, 628, 942, 1008, 1099, 1256, 1289, 1413, 1884, 2198, 2512, 2578, 2826, 3297, 3768, 3867, 4396, 5156, 5652, 6594, 7536, 7734, 8792, 9023, 9891, 10312, 11304, 11601, 13188, 15468, 17584, 18046, 19782, 20624, 22608, 23202, 26376, 27069, 30936, 36092, 39564, 46404, 52752, 54138, 61872, 72184, 79128, 81207, 92808, 108276, 144368, 158256, 162414, 185616, 202373, 216552, 324828, 404746, 433104, 607119, 649656, 809492, 1214238, 1299312, 1416611, 1618984, 1821357, 2428476, 2833222, 3237968, 3642714, 4249833, 4856952, 5666444, 7285428, 8499666, 9713904, 11332888, 12749499, 14570856, 16999332, 22665776, 25498998, 29141712, 33998664, 50997996, 67997328, 101995992, 203991984]

約数ペア:

[(1, 203991984), (2, 101995992), (3, 67997328), (4, 50997996), (6, 33998664), (7, 29141712), (8, 25498998), (9, 22665776), (12, 16999332), (14, 14570856), (16, 12749499), (18, 11332888), (21, 9713904), (24, 8499666), (28, 7285428), (36, 5666444), (42, 4856952), (48, 4249833), (56, 3642714), (63, 3237968), (72, 2833222), (84, 2428476), (112, 1821357), (126, 1618984), (144, 1416611), (157, 1299312), (168, 1214238), (252, 809492), (314, 649656), (336, 607119), (471, 433104), (504, 404746), (628, 324828), (942, 216552), (1008, 202373), (1099, 185616), (1256, 162414), (1289, 158256), (1413, 144368), (1884, 108276), (2198, 92808), (2512, 81207), (2578, 79128), (2826, 72184), (3297, 61872), (3768, 54138), (3867, 52752), (4396, 46404), (5156, 39564), (5652, 36092), (6594, 30936), (7536, 27069), (7734, 26376), (8792, 23202), (9023, 22608), (9891, 20624), (10312, 19782), (11304, 18046), (11601, 17584), (13188, 15468)]