278661120

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:270

約数の個数: 192

約数和(自身を含む): 915183360

約数和(自身を除く): 636522240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 64, 80, 94, 96, 120, 128, 141, 160, 188, 192, 193, 235, 240, 256, 282, 320, 376, 384, 386, 470, 480, 512, 564, 579, 640, 705, 752, 768, 772, 940, 960, 965, 1024, 1128, 1158, 1280, 1410, 1504, 1536, 1544, 1880, 1920, 1930, 2048, 2256, 2316, 2560, 2820, 2895, 3008, 3072, 3088, 3760, 3840, 3860, 4512, 4632, 5120, 5640, 5790, 6016, 6144, 6176, 7520, 7680, 7720, 9024, 9071, 9264, 10240, 11280, 11580, 12032, 12352, 15040, 15360, 15440, 18048, 18142, 18528, 22560, 23160, 24064, 24704, 27213, 30080, 30720, 30880, 36096, 36284, 37056, 45120, 45355, 46320, 48128, 49408, 54426, 60160, 61760, 72192, 72568, 74112, 90240, 90710, 92640, 96256, 98816, 108852, 120320, 123520, 136065, 144384, 145136, 148224, 180480, 181420, 185280, 197632, 217704, 240640, 247040, 272130, 288768, 290272, 296448, 360960, 362840, 370560, 395264, 435408, 481280, 494080, 544260, 580544, 592896, 721920, 725680, 741120, 870816, 988160, 1088520, 1161088, 1185792, 1443840, 1451360, 1482240, 1741632, 1976320, 2177040, 2322176, 2902720, 2964480, 3483264, 4354080, 4644352, 5805440, 5928960, 6966528, 8708160, 9288704, 11610880, 13933056, 17416320, 18577408, 23221760, 27866112, 34832640, 46443520, 55732224, 69665280, 92887040, 139330560, 278661120]

約数ペア:

[(1, 278661120), (2, 139330560), (3, 92887040), (4, 69665280), (5, 55732224), (6, 46443520), (8, 34832640), (10, 27866112), (12, 23221760), (15, 18577408), (16, 17416320), (20, 13933056), (24, 11610880), (30, 9288704), (32, 8708160), (40, 6966528), (47, 5928960), (48, 5805440), (60, 4644352), (64, 4354080), (80, 3483264), (94, 2964480), (96, 2902720), (120, 2322176), (128, 2177040), (141, 1976320), (160, 1741632), (188, 1482240), (192, 1451360), (193, 1443840), (235, 1185792), (240, 1161088), (256, 1088520), (282, 988160), (320, 870816), (376, 741120), (384, 725680), (386, 721920), (470, 592896), (480, 580544), (512, 544260), (564, 494080), (579, 481280), (640, 435408), (705, 395264), (752, 370560), (768, 362840), (772, 360960), (940, 296448), (960, 290272), (965, 288768), (1024, 272130), (1128, 247040), (1158, 240640), (1280, 217704), (1410, 197632), (1504, 185280), (1536, 181420), (1544, 180480), (1880, 148224), (1920, 145136), (1930, 144384), (2048, 136065), (2256, 123520), (2316, 120320), (2560, 108852), (2820, 98816), (2895, 96256), (3008, 92640), (3072, 90710), (3088, 90240), (3760, 74112), (3840, 72568), (3860, 72192), (4512, 61760), (4632, 60160), (5120, 54426), (5640, 49408), (5790, 48128), (6016, 46320), (6144, 45355), (6176, 45120), (7520, 37056), (7680, 36284), (7720, 36096), (9024, 30880), (9071, 30720), (9264, 30080), (10240, 27213), (11280, 24704), (11580, 24064), (12032, 23160), (12352, 22560), (15040, 18528), (15360, 18142), (15440, 18048)]