208104512

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^3\times {\mathrm{349}}^1$

素因数の和:401

約数の個数: 112

約数和(自身を含む): 520598400

約数和(自身を除く): 312493888

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 121, 154, 176, 224, 242, 308, 349, 352, 448, 484, 616, 698, 704, 847, 968, 1232, 1331, 1396, 1694, 1936, 2443, 2464, 2662, 2792, 3388, 3839, 3872, 4886, 4928, 5324, 5584, 6776, 7678, 7744, 9317, 9772, 10648, 11168, 13552, 15356, 18634, 19544, 21296, 22336, 26873, 27104, 30712, 37268, 39088, 42229, 42592, 53746, 54208, 61424, 74536, 78176, 84458, 85184, 107492, 122848, 149072, 156352, 168916, 214984, 245696, 295603, 298144, 337832, 429968, 464519, 591206, 596288, 675664, 859936, 929038, 1182412, 1351328, 1719872, 1858076, 2364824, 2702656, 3251633, 3716152, 4729648, 6503266, 7432304, 9459296, 13006532, 14864608, 18918592, 26013064, 29729216, 52026128, 104052256, 208104512]

約数ペア:

[(1, 208104512), (2, 104052256), (4, 52026128), (7, 29729216), (8, 26013064), (11, 18918592), (14, 14864608), (16, 13006532), (22, 9459296), (28, 7432304), (32, 6503266), (44, 4729648), (56, 3716152), (64, 3251633), (77, 2702656), (88, 2364824), (112, 1858076), (121, 1719872), (154, 1351328), (176, 1182412), (224, 929038), (242, 859936), (308, 675664), (349, 596288), (352, 591206), (448, 464519), (484, 429968), (616, 337832), (698, 298144), (704, 295603), (847, 245696), (968, 214984), (1232, 168916), (1331, 156352), (1396, 149072), (1694, 122848), (1936, 107492), (2443, 85184), (2464, 84458), (2662, 78176), (2792, 74536), (3388, 61424), (3839, 54208), (3872, 53746), (4886, 42592), (4928, 42229), (5324, 39088), (5584, 37268), (6776, 30712), (7678, 27104), (7744, 26873), (9317, 22336), (9772, 21296), (10648, 19544), (11168, 18634), (13552, 15356)]