261396480

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:224

約数の個数: 192

約数和(自身を含む): 855429120

約数和(自身を除く): 594032640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 67, 80, 96, 120, 127, 128, 134, 160, 192, 201, 240, 254, 256, 268, 320, 335, 381, 384, 402, 480, 508, 512, 536, 635, 640, 670, 762, 768, 804, 960, 1005, 1016, 1024, 1072, 1270, 1280, 1340, 1524, 1536, 1608, 1905, 1920, 2010, 2032, 2048, 2144, 2540, 2560, 2680, 3048, 3072, 3216, 3810, 3840, 4020, 4064, 4288, 5080, 5120, 5360, 6096, 6144, 6432, 7620, 7680, 8040, 8128, 8509, 8576, 10160, 10240, 10720, 12192, 12864, 15240, 15360, 16080, 16256, 17018, 17152, 20320, 21440, 24384, 25527, 25728, 30480, 30720, 32160, 32512, 34036, 34304, 40640, 42545, 42880, 48768, 51054, 51456, 60960, 64320, 65024, 68072, 68608, 81280, 85090, 85760, 97536, 102108, 102912, 121920, 127635, 128640, 130048, 136144, 137216, 162560, 170180, 171520, 195072, 204216, 205824, 243840, 255270, 257280, 260096, 272288, 325120, 340360, 343040, 390144, 408432, 411648, 487680, 510540, 514560, 544576, 650240, 680720, 686080, 780288, 816864, 975360, 1021080, 1029120, 1089152, 1300480, 1361440, 1633728, 1950720, 2042160, 2058240, 2178304, 2722880, 3267456, 3901440, 4084320, 4356608, 5445760, 6534912, 8168640, 8713216, 10891520, 13069824, 16337280, 17426432, 21783040, 26139648, 32674560, 43566080, 52279296, 65349120, 87132160, 130698240, 261396480]

約数ペア:

[(1, 261396480), (2, 130698240), (3, 87132160), (4, 65349120), (5, 52279296), (6, 43566080), (8, 32674560), (10, 26139648), (12, 21783040), (15, 17426432), (16, 16337280), (20, 13069824), (24, 10891520), (30, 8713216), (32, 8168640), (40, 6534912), (48, 5445760), (60, 4356608), (64, 4084320), (67, 3901440), (80, 3267456), (96, 2722880), (120, 2178304), (127, 2058240), (128, 2042160), (134, 1950720), (160, 1633728), (192, 1361440), (201, 1300480), (240, 1089152), (254, 1029120), (256, 1021080), (268, 975360), (320, 816864), (335, 780288), (381, 686080), (384, 680720), (402, 650240), (480, 544576), (508, 514560), (512, 510540), (536, 487680), (635, 411648), (640, 408432), (670, 390144), (762, 343040), (768, 340360), (804, 325120), (960, 272288), (1005, 260096), (1016, 257280), (1024, 255270), (1072, 243840), (1270, 205824), (1280, 204216), (1340, 195072), (1524, 171520), (1536, 170180), (1608, 162560), (1905, 137216), (1920, 136144), (2010, 130048), (2032, 128640), (2048, 127635), (2144, 121920), (2540, 102912), (2560, 102108), (2680, 97536), (3048, 85760), (3072, 85090), (3216, 81280), (3810, 68608), (3840, 68072), (4020, 65024), (4064, 64320), (4288, 60960), (5080, 51456), (5120, 51054), (5360, 48768), (6096, 42880), (6144, 42545), (6432, 40640), (7620, 34304), (7680, 34036), (8040, 32512), (8128, 32160), (8509, 30720), (8576, 30480), (10160, 25728), (10240, 25527), (10720, 24384), (12192, 21440), (12864, 20320), (15240, 17152), (15360, 17018), (16080, 16256)]