128215728

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{30703}}^1$

素因数の和:30746

約数の個数: 60

約数和(自身を含む): 371211360

約数和(自身を除く): 242995632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 36, 48, 58, 72, 87, 116, 144, 174, 232, 261, 348, 464, 522, 696, 1044, 1392, 2088, 4176, 30703, 61406, 92109, 122812, 184218, 245624, 276327, 368436, 491248, 552654, 736872, 890387, 1105308, 1473744, 1780774, 2210616, 2671161, 3561548, 4421232, 5342322, 7123096, 8013483, 10684644, 14246192, 16026966, 21369288, 32053932, 42738576, 64107864, 128215728]

約数ペア:

[(1, 128215728), (2, 64107864), (3, 42738576), (4, 32053932), (6, 21369288), (8, 16026966), (9, 14246192), (12, 10684644), (16, 8013483), (18, 7123096), (24, 5342322), (29, 4421232), (36, 3561548), (48, 2671161), (58, 2210616), (72, 1780774), (87, 1473744), (116, 1105308), (144, 890387), (174, 736872), (232, 552654), (261, 491248), (348, 368436), (464, 276327), (522, 245624), (696, 184218), (1044, 122812), (1392, 92109), (2088, 61406), (4176, 30703)]