1390457856

素因数分解:

$2^{10}\times 3^1\times {\mathrm{263}}^1\times {\mathrm{1721}}^1$

素因数の和:2007

約数の個数: 88

約数和(自身を含む): 3722330304

約数和(自身を除く): 2331872448

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 263, 384, 512, 526, 768, 789, 1024, 1052, 1536, 1578, 1721, 2104, 3072, 3156, 3442, 4208, 5163, 6312, 6884, 8416, 10326, 12624, 13768, 16832, 20652, 25248, 27536, 33664, 41304, 50496, 55072, 67328, 82608, 100992, 110144, 134656, 165216, 201984, 220288, 269312, 330432, 403968, 440576, 452623, 660864, 807936, 881152, 905246, 1321728, 1357869, 1762304, 1810492, 2643456, 2715738, 3620984, 5286912, 5431476, 7241968, 10862952, 14483936, 21725904, 28967872, 43451808, 57935744, 86903616, 115871488, 173807232, 231742976, 347614464, 463485952, 695228928, 1390457856]

約数ペア:

[(1, 1390457856), (2, 695228928), (3, 463485952), (4, 347614464), (6, 231742976), (8, 173807232), (12, 115871488), (16, 86903616), (24, 57935744), (32, 43451808), (48, 28967872), (64, 21725904), (96, 14483936), (128, 10862952), (192, 7241968), (256, 5431476), (263, 5286912), (384, 3620984), (512, 2715738), (526, 2643456), (768, 1810492), (789, 1762304), (1024, 1357869), (1052, 1321728), (1536, 905246), (1578, 881152), (1721, 807936), (2104, 660864), (3072, 452623), (3156, 440576), (3442, 403968), (4208, 330432), (5163, 269312), (6312, 220288), (6884, 201984), (8416, 165216), (10326, 134656), (12624, 110144), (13768, 100992), (16832, 82608), (20652, 67328), (25248, 55072), (27536, 50496), (33664, 41304)]