264382720

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1553}}^1$

素因数の和:1600

約数の個数: 144

約数和(自身を含む): 762330240

約数和(自身を除く): 497947520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 256, 266, 280, 304, 320, 380, 448, 532, 560, 608, 640, 665, 760, 896, 1064, 1120, 1216, 1280, 1330, 1520, 1553, 1792, 2128, 2240, 2432, 2660, 3040, 3106, 4256, 4480, 4864, 5320, 6080, 6212, 7765, 8512, 8960, 10640, 10871, 12160, 12424, 15530, 17024, 21280, 21742, 24320, 24848, 29507, 31060, 34048, 42560, 43484, 49696, 54355, 59014, 62120, 85120, 86968, 99392, 108710, 118028, 124240, 147535, 170240, 173936, 198784, 206549, 217420, 236056, 248480, 295070, 347872, 397568, 413098, 434840, 472112, 496960, 590140, 695744, 826196, 869680, 944224, 993920, 1032745, 1180280, 1391488, 1652392, 1739360, 1888448, 1987840, 2065490, 2360560, 2782976, 3304784, 3478720, 3776896, 4130980, 4721120, 6609568, 6957440, 7553792, 8261960, 9442240, 13219136, 13914880, 16523920, 18884480, 26438272, 33047840, 37768960, 52876544, 66095680, 132191360, 264382720]

約数ペア:

[(1, 264382720), (2, 132191360), (4, 66095680), (5, 52876544), (7, 37768960), (8, 33047840), (10, 26438272), (14, 18884480), (16, 16523920), (19, 13914880), (20, 13219136), (28, 9442240), (32, 8261960), (35, 7553792), (38, 6957440), (40, 6609568), (56, 4721120), (64, 4130980), (70, 3776896), (76, 3478720), (80, 3304784), (95, 2782976), (112, 2360560), (128, 2065490), (133, 1987840), (140, 1888448), (152, 1739360), (160, 1652392), (190, 1391488), (224, 1180280), (256, 1032745), (266, 993920), (280, 944224), (304, 869680), (320, 826196), (380, 695744), (448, 590140), (532, 496960), (560, 472112), (608, 434840), (640, 413098), (665, 397568), (760, 347872), (896, 295070), (1064, 248480), (1120, 236056), (1216, 217420), (1280, 206549), (1330, 198784), (1520, 173936), (1553, 170240), (1792, 147535), (2128, 124240), (2240, 118028), (2432, 108710), (2660, 99392), (3040, 86968), (3106, 85120), (4256, 62120), (4480, 59014), (4864, 54355), (5320, 49696), (6080, 43484), (6212, 42560), (7765, 34048), (8512, 31060), (8960, 29507), (10640, 24848), (10871, 24320), (12160, 21742), (12424, 21280), (15530, 17024)]