1389035520

素因数分解:

$2^{16}\times 3^3\times 5^1\times {\mathrm{157}}^1$

素因数の和:203

約数の個数: 272

約数和(自身を含む): 4970212320

約数和(自身を除く): 3581176800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 157, 160, 180, 192, 216, 240, 256, 270, 288, 314, 320, 360, 384, 432, 471, 480, 512, 540, 576, 628, 640, 720, 768, 785, 864, 942, 960, 1024, 1080, 1152, 1256, 1280, 1413, 1440, 1536, 1570, 1728, 1884, 1920, 2048, 2160, 2304, 2355, 2512, 2560, 2826, 2880, 3072, 3140, 3456, 3768, 3840, 4096, 4239, 4320, 4608, 4710, 5024, 5120, 5652, 5760, 6144, 6280, 6912, 7065, 7536, 7680, 8192, 8478, 8640, 9216, 9420, 10048, 10240, 11304, 11520, 12288, 12560, 13824, 14130, 15072, 15360, 16384, 16956, 17280, 18432, 18840, 20096, 20480, 21195, 22608, 23040, 24576, 25120, 27648, 28260, 30144, 30720, 32768, 33912, 34560, 36864, 37680, 40192, 40960, 42390, 45216, 46080, 49152, 50240, 55296, 56520, 60288, 61440, 65536, 67824, 69120, 73728, 75360, 80384, 81920, 84780, 90432, 92160, 98304, 100480, 110592, 113040, 120576, 122880, 135648, 138240, 147456, 150720, 160768, 163840, 169560, 180864, 184320, 196608, 200960, 221184, 226080, 241152, 245760, 271296, 276480, 294912, 301440, 321536, 327680, 339120, 361728, 368640, 401920, 442368, 452160, 482304, 491520, 542592, 552960, 589824, 602880, 643072, 678240, 723456, 737280, 803840, 884736, 904320, 964608, 983040, 1085184, 1105920, 1205760, 1286144, 1356480, 1446912, 1474560, 1607680, 1769472, 1808640, 1929216, 2170368, 2211840, 2411520, 2572288, 2712960, 2893824, 2949120, 3215360, 3617280, 3858432, 4340736, 4423680, 4823040, 5144576, 5425920, 5787648, 6430720, 7234560, 7716864, 8681472, 8847360, 9646080, 10289152, 10851840, 11575296, 12861440, 14469120, 15433728, 17362944, 19292160, 21703680, 23150592, 25722880, 28938240, 30867456, 34725888, 38584320, 43407360, 46301184, 51445760, 57876480, 69451776, 77168640, 86814720, 92602368, 115752960, 138903552, 154337280, 173629440, 231505920, 277807104, 347258880, 463011840, 694517760, 1389035520]

約数ペア:

[(1, 1389035520), (2, 694517760), (3, 463011840), (4, 347258880), (5, 277807104), (6, 231505920), (8, 173629440), (9, 154337280), (10, 138903552), (12, 115752960), (15, 92602368), (16, 86814720), (18, 77168640), (20, 69451776), (24, 57876480), (27, 51445760), (30, 46301184), (32, 43407360), (36, 38584320), (40, 34725888), (45, 30867456), (48, 28938240), (54, 25722880), (60, 23150592), (64, 21703680), (72, 19292160), (80, 17362944), (90, 15433728), (96, 14469120), (108, 12861440), (120, 11575296), (128, 10851840), (135, 10289152), (144, 9646080), (157, 8847360), (160, 8681472), (180, 7716864), (192, 7234560), (216, 6430720), (240, 5787648), (256, 5425920), (270, 5144576), (288, 4823040), (314, 4423680), (320, 4340736), (360, 3858432), (384, 3617280), (432, 3215360), (471, 2949120), (480, 2893824), (512, 2712960), (540, 2572288), (576, 2411520), (628, 2211840), (640, 2170368), (720, 1929216), (768, 1808640), (785, 1769472), (864, 1607680), (942, 1474560), (960, 1446912), (1024, 1356480), (1080, 1286144), (1152, 1205760), (1256, 1105920), (1280, 1085184), (1413, 983040), (1440, 964608), (1536, 904320), (1570, 884736), (1728, 803840), (1884, 737280), (1920, 723456), (2048, 678240), (2160, 643072), (2304, 602880), (2355, 589824), (2512, 552960), (2560, 542592), (2826, 491520), (2880, 482304), (3072, 452160), (3140, 442368), (3456, 401920), (3768, 368640), (3840, 361728), (4096, 339120), (4239, 327680), (4320, 321536), (4608, 301440), (4710, 294912), (5024, 276480), (5120, 271296), (5652, 245760), (5760, 241152), (6144, 226080), (6280, 221184), (6912, 200960), (7065, 196608), (7536, 184320), (7680, 180864), (8192, 169560), (8478, 163840), (8640, 160768), (9216, 150720), (9420, 147456), (10048, 138240), (10240, 135648), (11304, 122880), (11520, 120576), (12288, 113040), (12560, 110592), (13824, 100480), (14130, 98304), (15072, 92160), (15360, 90432), (16384, 84780), (16956, 81920), (17280, 80384), (18432, 75360), (18840, 73728), (20096, 69120), (20480, 67824), (21195, 65536), (22608, 61440), (23040, 60288), (24576, 56520), (25120, 55296), (27648, 50240), (28260, 49152), (30144, 46080), (30720, 45216), (32768, 42390), (33912, 40960), (34560, 40192), (36864, 37680)]