399298560

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:196

約数の個数: 208

約数和(自身を含む): 1310035776

約数和(自身を除く): 910737216

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, 97, 120, 128, 134, 160, 192, 194, 201, 240, 256, 268, 291, 320, 335, 384, 388, 402, 480, 485, 512, 536, 582, 640, 670, 768, 776, 804, 960, 970, 1005, 1024, 1072, 1164, 1280, 1340, 1455, 1536, 1552, 1608, 1920, 1940, 2010, 2048, 2144, 2328, 2560, 2680, 2910, 3072, 3104, 3216, 3840, 3880, 4020, 4096, 4288, 4656, 5120, 5360, 5820, 6144, 6208, 6432, 6499, 7680, 7760, 8040, 8576, 9312, 10240, 10720, 11640, 12288, 12416, 12864, 12998, 15360, 15520, 16080, 17152, 18624, 19497, 20480, 21440, 23280, 24832, 25728, 25996, 30720, 31040, 32160, 32495, 34304, 37248, 38994, 42880, 46560, 49664, 51456, 51992, 61440, 62080, 64320, 64990, 68608, 74496, 77988, 85760, 93120, 97485, 99328, 102912, 103984, 124160, 128640, 129980, 137216, 148992, 155976, 171520, 186240, 194970, 198656, 205824, 207968, 248320, 257280, 259960, 274432, 297984, 311952, 343040, 372480, 389940, 397312, 411648, 415936, 496640, 514560, 519920, 595968, 623904, 686080, 744960, 779880, 823296, 831872, 993280, 1029120, 1039840, 1191936, 1247808, 1372160, 1489920, 1559760, 1663744, 1986560, 2058240, 2079680, 2495616, 2979840, 3119520, 3327488, 4116480, 4159360, 4991232, 5959680, 6239040, 6654976, 8318720, 9982464, 12478080, 13309952, 16637440, 19964928, 24956160, 26619904, 33274880, 39929856, 49912320, 66549760, 79859712, 99824640, 133099520, 199649280, 399298560]

約数ペア:

[(1, 399298560), (2, 199649280), (3, 133099520), (4, 99824640), (5, 79859712), (6, 66549760), (8, 49912320), (10, 39929856), (12, 33274880), (15, 26619904), (16, 24956160), (20, 19964928), (24, 16637440), (30, 13309952), (32, 12478080), (40, 9982464), (48, 8318720), (60, 6654976), (64, 6239040), (67, 5959680), (80, 4991232), (96, 4159360), (97, 4116480), (120, 3327488), (128, 3119520), (134, 2979840), (160, 2495616), (192, 2079680), (194, 2058240), (201, 1986560), (240, 1663744), (256, 1559760), (268, 1489920), (291, 1372160), (320, 1247808), (335, 1191936), (384, 1039840), (388, 1029120), (402, 993280), (480, 831872), (485, 823296), (512, 779880), (536, 744960), (582, 686080), (640, 623904), (670, 595968), (768, 519920), (776, 514560), (804, 496640), (960, 415936), (970, 411648), (1005, 397312), (1024, 389940), (1072, 372480), (1164, 343040), (1280, 311952), (1340, 297984), (1455, 274432), (1536, 259960), (1552, 257280), (1608, 248320), (1920, 207968), (1940, 205824), (2010, 198656), (2048, 194970), (2144, 186240), (2328, 171520), (2560, 155976), (2680, 148992), (2910, 137216), (3072, 129980), (3104, 128640), (3216, 124160), (3840, 103984), (3880, 102912), (4020, 99328), (4096, 97485), (4288, 93120), (4656, 85760), (5120, 77988), (5360, 74496), (5820, 68608), (6144, 64990), (6208, 64320), (6432, 62080), (6499, 61440), (7680, 51992), (7760, 51456), (8040, 49664), (8576, 46560), (9312, 42880), (10240, 38994), (10720, 37248), (11640, 34304), (12288, 32495), (12416, 32160), (12864, 31040), (12998, 30720), (15360, 25996), (15520, 25728), (16080, 24832), (17152, 23280), (18624, 21440), (19497, 20480)]