261395136

素因数分解:

$2^6\times 3^2\times {\mathrm{89}}^1\times {\mathrm{5099}}^1$

素因数の和:5206

約数の個数: 84

約数和(自身を含む): 757809000

約数和(自身を除く): 496413864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 89, 96, 144, 178, 192, 267, 288, 356, 534, 576, 712, 801, 1068, 1424, 1602, 2136, 2848, 3204, 4272, 5099, 5696, 6408, 8544, 10198, 12816, 15297, 17088, 20396, 25632, 30594, 40792, 45891, 51264, 61188, 81584, 91782, 122376, 163168, 183564, 244752, 326336, 367128, 453811, 489504, 734256, 907622, 979008, 1361433, 1468512, 1815244, 2722866, 2937024, 3630488, 4084299, 5445732, 7260976, 8168598, 10891464, 14521952, 16337196, 21782928, 29043904, 32674392, 43565856, 65348784, 87131712, 130697568, 261395136]

約数ペア:

[(1, 261395136), (2, 130697568), (3, 87131712), (4, 65348784), (6, 43565856), (8, 32674392), (9, 29043904), (12, 21782928), (16, 16337196), (18, 14521952), (24, 10891464), (32, 8168598), (36, 7260976), (48, 5445732), (64, 4084299), (72, 3630488), (89, 2937024), (96, 2722866), (144, 1815244), (178, 1468512), (192, 1361433), (267, 979008), (288, 907622), (356, 734256), (534, 489504), (576, 453811), (712, 367128), (801, 326336), (1068, 244752), (1424, 183564), (1602, 163168), (2136, 122376), (2848, 91782), (3204, 81584), (4272, 61188), (5099, 51264), (5696, 45891), (6408, 40792), (8544, 30594), (10198, 25632), (12816, 20396), (15297, 17088)]