208621504

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{317}}^1$

素因数の和:462

約数の個数: 112

約数和(自身を含む): 515648448

約数和(自身を除く): 307026944

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 113, 182, 208, 224, 226, 317, 364, 416, 448, 452, 634, 728, 791, 832, 904, 1268, 1456, 1469, 1582, 1808, 2219, 2536, 2912, 2938, 3164, 3616, 4121, 4438, 5072, 5824, 5876, 6328, 7232, 8242, 8876, 10144, 10283, 11752, 12656, 16484, 17752, 20288, 20566, 23504, 25312, 28847, 32968, 35504, 35821, 41132, 47008, 50624, 57694, 65936, 71008, 71642, 82264, 94016, 115388, 131872, 142016, 143284, 164528, 230776, 250747, 263744, 286568, 329056, 461552, 465673, 501494, 573136, 658112, 923104, 931346, 1002988, 1146272, 1846208, 1862692, 2005976, 2292544, 3259711, 3725384, 4011952, 6519422, 7450768, 8023904, 13038844, 14901536, 16047808, 26077688, 29803072, 52155376, 104310752, 208621504]

約数ペア:

[(1, 208621504), (2, 104310752), (4, 52155376), (7, 29803072), (8, 26077688), (13, 16047808), (14, 14901536), (16, 13038844), (26, 8023904), (28, 7450768), (32, 6519422), (52, 4011952), (56, 3725384), (64, 3259711), (91, 2292544), (104, 2005976), (112, 1862692), (113, 1846208), (182, 1146272), (208, 1002988), (224, 931346), (226, 923104), (317, 658112), (364, 573136), (416, 501494), (448, 465673), (452, 461552), (634, 329056), (728, 286568), (791, 263744), (832, 250747), (904, 230776), (1268, 164528), (1456, 143284), (1469, 142016), (1582, 131872), (1808, 115388), (2219, 94016), (2536, 82264), (2912, 71642), (2938, 71008), (3164, 65936), (3616, 57694), (4121, 50624), (4438, 47008), (5072, 41132), (5824, 35821), (5876, 35504), (6328, 32968), (7232, 28847), (8242, 25312), (8876, 23504), (10144, 20566), (10283, 20288), (11752, 17752), (12656, 16484)]