289554944

素因数分解:

$2^9\times 7^1\times {\mathrm{173}}^1\times {\mathrm{467}}^1$

素因数の和:665

約数の個数: 80

約数和(自身を含む): 666439488

約数和(自身を除く): 376884544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 173, 224, 256, 346, 448, 467, 512, 692, 896, 934, 1211, 1384, 1792, 1868, 2422, 2768, 3269, 3584, 3736, 4844, 5536, 6538, 7472, 9688, 11072, 13076, 14944, 19376, 22144, 26152, 29888, 38752, 44288, 52304, 59776, 77504, 80791, 88576, 104608, 119552, 155008, 161582, 209216, 239104, 310016, 323164, 418432, 565537, 620032, 646328, 836864, 1131074, 1292656, 1673728, 2262148, 2585312, 4524296, 5170624, 9048592, 10341248, 18097184, 20682496, 36194368, 41364992, 72388736, 144777472, 289554944]

約数ペア:

[(1, 289554944), (2, 144777472), (4, 72388736), (7, 41364992), (8, 36194368), (14, 20682496), (16, 18097184), (28, 10341248), (32, 9048592), (56, 5170624), (64, 4524296), (112, 2585312), (128, 2262148), (173, 1673728), (224, 1292656), (256, 1131074), (346, 836864), (448, 646328), (467, 620032), (512, 565537), (692, 418432), (896, 323164), (934, 310016), (1211, 239104), (1384, 209216), (1792, 161582), (1868, 155008), (2422, 119552), (2768, 104608), (3269, 88576), (3584, 80791), (3736, 77504), (4844, 59776), (5536, 52304), (6538, 44288), (7472, 38752), (9688, 29888), (11072, 26152), (13076, 22144), (14944, 19376)]