261469320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{3209}}^1$

素因数の和:3327

約数の個数: 128

約数和(自身を含む): 905990400

約数和(自身を除く): 644521080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 97, 105, 120, 140, 168, 194, 210, 280, 291, 388, 420, 485, 582, 679, 776, 840, 970, 1164, 1358, 1455, 1940, 2037, 2328, 2716, 2910, 3209, 3395, 3880, 4074, 5432, 5820, 6418, 6790, 8148, 9627, 10185, 11640, 12836, 13580, 16045, 16296, 19254, 20370, 22463, 25672, 27160, 32090, 38508, 40740, 44926, 48135, 64180, 67389, 77016, 81480, 89852, 96270, 112315, 128360, 134778, 179704, 192540, 224630, 269556, 311273, 336945, 385080, 449260, 539112, 622546, 673890, 898520, 933819, 1245092, 1347780, 1556365, 1867638, 2178911, 2490184, 2695560, 3112730, 3735276, 4357822, 4669095, 6225460, 6536733, 7470552, 8715644, 9338190, 10894555, 12450920, 13073466, 17431288, 18676380, 21789110, 26146932, 32683665, 37352760, 43578220, 52293864, 65367330, 87156440, 130734660, 261469320]

約数ペア:

[(1, 261469320), (2, 130734660), (3, 87156440), (4, 65367330), (5, 52293864), (6, 43578220), (7, 37352760), (8, 32683665), (10, 26146932), (12, 21789110), (14, 18676380), (15, 17431288), (20, 13073466), (21, 12450920), (24, 10894555), (28, 9338190), (30, 8715644), (35, 7470552), (40, 6536733), (42, 6225460), (56, 4669095), (60, 4357822), (70, 3735276), (84, 3112730), (97, 2695560), (105, 2490184), (120, 2178911), (140, 1867638), (168, 1556365), (194, 1347780), (210, 1245092), (280, 933819), (291, 898520), (388, 673890), (420, 622546), (485, 539112), (582, 449260), (679, 385080), (776, 336945), (840, 311273), (970, 269556), (1164, 224630), (1358, 192540), (1455, 179704), (1940, 134778), (2037, 128360), (2328, 112315), (2716, 96270), (2910, 89852), (3209, 81480), (3395, 77016), (3880, 67389), (4074, 64180), (5432, 48135), (5820, 44926), (6418, 40740), (6790, 38508), (8148, 32090), (9627, 27160), (10185, 25672), (11640, 22463), (12836, 20370), (13580, 19254), (16045, 16296)]