239696128

素因数分解:

$2^8\times 7^1\times {\mathrm{181}}^1\times {\mathrm{739}}^1$

素因数の和:943

約数の個数: 72

約数和(自身を含む): 550571840

約数和(自身を除く): 310875712

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 181, 224, 256, 362, 448, 724, 739, 896, 1267, 1448, 1478, 1792, 2534, 2896, 2956, 5068, 5173, 5792, 5912, 10136, 10346, 11584, 11824, 20272, 20692, 23168, 23648, 40544, 41384, 46336, 47296, 81088, 82768, 94592, 133759, 162176, 165536, 189184, 267518, 324352, 331072, 535036, 662144, 936313, 1070072, 1324288, 1872626, 2140144, 3745252, 4280288, 7490504, 8560576, 14981008, 17121152, 29962016, 34242304, 59924032, 119848064, 239696128]

約数ペア:

[(1, 239696128), (2, 119848064), (4, 59924032), (7, 34242304), (8, 29962016), (14, 17121152), (16, 14981008), (28, 8560576), (32, 7490504), (56, 4280288), (64, 3745252), (112, 2140144), (128, 1872626), (181, 1324288), (224, 1070072), (256, 936313), (362, 662144), (448, 535036), (724, 331072), (739, 324352), (896, 267518), (1267, 189184), (1448, 165536), (1478, 162176), (1792, 133759), (2534, 94592), (2896, 82768), (2956, 81088), (5068, 47296), (5173, 46336), (5792, 41384), (5912, 40544), (10136, 23648), (10346, 23168), (11584, 20692), (11824, 20272)]