128361984

素因数分解:

$2^9\times 3^1\times {\mathrm{193}}^1\times {\mathrm{433}}^1$

素因数の和:647

約数の個数: 80

約数和(自身を含む): 344530032

約数和(自身を除く): 216168048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 193, 256, 384, 386, 433, 512, 579, 768, 772, 866, 1158, 1299, 1536, 1544, 1732, 2316, 2598, 3088, 3464, 4632, 5196, 6176, 6928, 9264, 10392, 12352, 13856, 18528, 20784, 24704, 27712, 37056, 41568, 49408, 55424, 74112, 83136, 83569, 98816, 110848, 148224, 166272, 167138, 221696, 250707, 296448, 332544, 334276, 501414, 665088, 668552, 1002828, 1337104, 2005656, 2674208, 4011312, 5348416, 8022624, 10696832, 16045248, 21393664, 32090496, 42787328, 64180992, 128361984]

約数ペア:

[(1, 128361984), (2, 64180992), (3, 42787328), (4, 32090496), (6, 21393664), (8, 16045248), (12, 10696832), (16, 8022624), (24, 5348416), (32, 4011312), (48, 2674208), (64, 2005656), (96, 1337104), (128, 1002828), (192, 668552), (193, 665088), (256, 501414), (384, 334276), (386, 332544), (433, 296448), (512, 250707), (579, 221696), (768, 167138), (772, 166272), (866, 148224), (1158, 110848), (1299, 98816), (1536, 83569), (1544, 83136), (1732, 74112), (2316, 55424), (2598, 49408), (3088, 41568), (3464, 37056), (4632, 27712), (5196, 24704), (6176, 20784), (6928, 18528), (9264, 13856), (10392, 12352)]