378961920

素因数分解:

$2^{15}\times 3^2\times 5^1\times {\mathrm{257}}^1$

素因数の和:298

約数の個数: 192

約数和(自身を含む): 1318826340

約数和(自身を除く): 939864420

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, 160, 180, 192, 240, 256, 257, 288, 320, 360, 384, 480, 512, 514, 576, 640, 720, 768, 771, 960, 1024, 1028, 1152, 1280, 1285, 1440, 1536, 1542, 1920, 2048, 2056, 2304, 2313, 2560, 2570, 2880, 3072, 3084, 3840, 3855, 4096, 4112, 4608, 4626, 5120, 5140, 5760, 6144, 6168, 7680, 7710, 8192, 8224, 9216, 9252, 10240, 10280, 11520, 11565, 12288, 12336, 15360, 15420, 16384, 16448, 18432, 18504, 20480, 20560, 23040, 23130, 24576, 24672, 30720, 30840, 32768, 32896, 36864, 37008, 40960, 41120, 46080, 46260, 49152, 49344, 61440, 61680, 65792, 73728, 74016, 81920, 82240, 92160, 92520, 98304, 98688, 122880, 123360, 131584, 147456, 148032, 163840, 164480, 184320, 185040, 197376, 245760, 246720, 263168, 294912, 296064, 328960, 368640, 370080, 394752, 491520, 493440, 526336, 592128, 657920, 737280, 740160, 789504, 986880, 1052672, 1184256, 1315840, 1474560, 1480320, 1579008, 1973760, 2105344, 2368512, 2631680, 2960640, 3158016, 3947520, 4210688, 4737024, 5263360, 5921280, 6316032, 7895040, 8421376, 9474048, 10526720, 11842560, 12632064, 15790080, 18948096, 21053440, 23685120, 25264128, 31580160, 37896192, 42106880, 47370240, 63160320, 75792384, 94740480, 126320640, 189480960, 378961920]

約数ペア:

[(1, 378961920), (2, 189480960), (3, 126320640), (4, 94740480), (5, 75792384), (6, 63160320), (8, 47370240), (9, 42106880), (10, 37896192), (12, 31580160), (15, 25264128), (16, 23685120), (18, 21053440), (20, 18948096), (24, 15790080), (30, 12632064), (32, 11842560), (36, 10526720), (40, 9474048), (45, 8421376), (48, 7895040), (60, 6316032), (64, 5921280), (72, 5263360), (80, 4737024), (90, 4210688), (96, 3947520), (120, 3158016), (128, 2960640), (144, 2631680), (160, 2368512), (180, 2105344), (192, 1973760), (240, 1579008), (256, 1480320), (257, 1474560), (288, 1315840), (320, 1184256), (360, 1052672), (384, 986880), (480, 789504), (512, 740160), (514, 737280), (576, 657920), (640, 592128), (720, 526336), (768, 493440), (771, 491520), (960, 394752), (1024, 370080), (1028, 368640), (1152, 328960), (1280, 296064), (1285, 294912), (1440, 263168), (1536, 246720), (1542, 245760), (1920, 197376), (2048, 185040), (2056, 184320), (2304, 164480), (2313, 163840), (2560, 148032), (2570, 147456), (2880, 131584), (3072, 123360), (3084, 122880), (3840, 98688), (3855, 98304), (4096, 92520), (4112, 92160), (4608, 82240), (4626, 81920), (5120, 74016), (5140, 73728), (5760, 65792), (6144, 61680), (6168, 61440), (7680, 49344), (7710, 49152), (8192, 46260), (8224, 46080), (9216, 41120), (9252, 40960), (10240, 37008), (10280, 36864), (11520, 32896), (11565, 32768), (12288, 30840), (12336, 30720), (15360, 24672), (15420, 24576), (16384, 23130), (16448, 23040), (18432, 20560), (18504, 20480)]