128941248

素因数分解:

$2^6\times 3^1\times {\mathrm{521}}^1\times {\mathrm{1289}}^1$

素因数の和:1825

約数の個数: 56

約数和(自身を含む): 342077040

約数和(自身を除く): 213135792

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 521, 1042, 1289, 1563, 2084, 2578, 3126, 3867, 4168, 5156, 6252, 7734, 8336, 10312, 12504, 15468, 16672, 20624, 25008, 30936, 33344, 41248, 50016, 61872, 82496, 100032, 123744, 247488, 671569, 1343138, 2014707, 2686276, 4029414, 5372552, 8058828, 10745104, 16117656, 21490208, 32235312, 42980416, 64470624, 128941248]

約数ペア:

[(1, 128941248), (2, 64470624), (3, 42980416), (4, 32235312), (6, 21490208), (8, 16117656), (12, 10745104), (16, 8058828), (24, 5372552), (32, 4029414), (48, 2686276), (64, 2014707), (96, 1343138), (192, 671569), (521, 247488), (1042, 123744), (1289, 100032), (1563, 82496), (2084, 61872), (2578, 50016), (3126, 41248), (3867, 33344), (4168, 30936), (5156, 25008), (6252, 20624), (7734, 16672), (8336, 15468), (10312, 12504)]