231505920

素因数分解:

$2^{15}\times 3^2\times 5^1\times {\mathrm{157}}^1$

素因数の和:198

約数の個数: 192

約数和(自身を含む): 807653340

約数和(自身を除く): 576147420

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 157, 160, 180, 192, 240, 256, 288, 314, 320, 360, 384, 471, 480, 512, 576, 628, 640, 720, 768, 785, 942, 960, 1024, 1152, 1256, 1280, 1413, 1440, 1536, 1570, 1884, 1920, 2048, 2304, 2355, 2512, 2560, 2826, 2880, 3072, 3140, 3768, 3840, 4096, 4608, 4710, 5024, 5120, 5652, 5760, 6144, 6280, 7065, 7536, 7680, 8192, 9216, 9420, 10048, 10240, 11304, 11520, 12288, 12560, 14130, 15072, 15360, 16384, 18432, 18840, 20096, 20480, 22608, 23040, 24576, 25120, 28260, 30144, 30720, 32768, 36864, 37680, 40192, 40960, 45216, 46080, 49152, 50240, 56520, 60288, 61440, 73728, 75360, 80384, 81920, 90432, 92160, 98304, 100480, 113040, 120576, 122880, 147456, 150720, 160768, 163840, 180864, 184320, 200960, 226080, 241152, 245760, 294912, 301440, 321536, 361728, 368640, 401920, 452160, 482304, 491520, 602880, 643072, 723456, 737280, 803840, 904320, 964608, 1205760, 1286144, 1446912, 1474560, 1607680, 1808640, 1929216, 2411520, 2572288, 2893824, 3215360, 3617280, 3858432, 4823040, 5144576, 5787648, 6430720, 7234560, 7716864, 9646080, 11575296, 12861440, 14469120, 15433728, 19292160, 23150592, 25722880, 28938240, 38584320, 46301184, 57876480, 77168640, 115752960, 231505920]

約数ペア:

[(1, 231505920), (2, 115752960), (3, 77168640), (4, 57876480), (5, 46301184), (6, 38584320), (8, 28938240), (9, 25722880), (10, 23150592), (12, 19292160), (15, 15433728), (16, 14469120), (18, 12861440), (20, 11575296), (24, 9646080), (30, 7716864), (32, 7234560), (36, 6430720), (40, 5787648), (45, 5144576), (48, 4823040), (60, 3858432), (64, 3617280), (72, 3215360), (80, 2893824), (90, 2572288), (96, 2411520), (120, 1929216), (128, 1808640), (144, 1607680), (157, 1474560), (160, 1446912), (180, 1286144), (192, 1205760), (240, 964608), (256, 904320), (288, 803840), (314, 737280), (320, 723456), (360, 643072), (384, 602880), (471, 491520), (480, 482304), (512, 452160), (576, 401920), (628, 368640), (640, 361728), (720, 321536), (768, 301440), (785, 294912), (942, 245760), (960, 241152), (1024, 226080), (1152, 200960), (1256, 184320), (1280, 180864), (1413, 163840), (1440, 160768), (1536, 150720), (1570, 147456), (1884, 122880), (1920, 120576), (2048, 113040), (2304, 100480), (2355, 98304), (2512, 92160), (2560, 90432), (2826, 81920), (2880, 80384), (3072, 75360), (3140, 73728), (3768, 61440), (3840, 60288), (4096, 56520), (4608, 50240), (4710, 49152), (5024, 46080), (5120, 45216), (5652, 40960), (5760, 40192), (6144, 37680), (6280, 36864), (7065, 32768), (7536, 30720), (7680, 30144), (8192, 28260), (9216, 25120), (9420, 24576), (10048, 23040), (10240, 22608), (11304, 20480), (11520, 20096), (12288, 18840), (12560, 18432), (14130, 16384), (15072, 15360)]