258337536

素因数分解:

$2^8\times 3^1\times {\mathrm{263}}^1\times {\mathrm{1279}}^1$

素因数の和:1561

約数の個数: 72

約数和(自身を含む): 690708480

約数和(自身を除く): 432370944

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 263, 384, 526, 768, 789, 1052, 1279, 1578, 2104, 2558, 3156, 3837, 4208, 5116, 6312, 7674, 8416, 10232, 12624, 15348, 16832, 20464, 25248, 30696, 33664, 40928, 50496, 61392, 67328, 81856, 100992, 122784, 163712, 201984, 245568, 327424, 336377, 491136, 672754, 982272, 1009131, 1345508, 2018262, 2691016, 4036524, 5382032, 8073048, 10764064, 16146096, 21528128, 32292192, 43056256, 64584384, 86112512, 129168768, 258337536]

約数ペア:

[(1, 258337536), (2, 129168768), (3, 86112512), (4, 64584384), (6, 43056256), (8, 32292192), (12, 21528128), (16, 16146096), (24, 10764064), (32, 8073048), (48, 5382032), (64, 4036524), (96, 2691016), (128, 2018262), (192, 1345508), (256, 1009131), (263, 982272), (384, 672754), (526, 491136), (768, 336377), (789, 327424), (1052, 245568), (1279, 201984), (1578, 163712), (2104, 122784), (2558, 100992), (3156, 81856), (3837, 67328), (4208, 61392), (5116, 50496), (6312, 40928), (7674, 33664), (8416, 30696), (10232, 25248), (12624, 20464), (15348, 16832)]