20211793920

素因数分解:

$2^{15}\times 3^4\times 5^1\times {\mathrm{1523}}^1$

素因数の和:1570

約数の個数: 320

約数和(自身を含む): 72509496840

約数和(自身を除く): 52297702920

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, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 512, 540, 576, 640, 648, 720, 768, 810, 864, 960, 1024, 1080, 1152, 1280, 1296, 1440, 1523, 1536, 1620, 1728, 1920, 2048, 2160, 2304, 2560, 2592, 2880, 3046, 3072, 3240, 3456, 3840, 4096, 4320, 4569, 4608, 5120, 5184, 5760, 6092, 6144, 6480, 6912, 7615, 7680, 8192, 8640, 9138, 9216, 10240, 10368, 11520, 12184, 12288, 12960, 13707, 13824, 15230, 15360, 16384, 17280, 18276, 18432, 20480, 20736, 22845, 23040, 24368, 24576, 25920, 27414, 27648, 30460, 30720, 32768, 34560, 36552, 36864, 40960, 41121, 41472, 45690, 46080, 48736, 49152, 51840, 54828, 55296, 60920, 61440, 68535, 69120, 73104, 73728, 81920, 82242, 82944, 91380, 92160, 97472, 98304, 103680, 109656, 110592, 121840, 122880, 123363, 137070, 138240, 146208, 147456, 163840, 164484, 165888, 182760, 184320, 194944, 205605, 207360, 219312, 221184, 243680, 245760, 246726, 274140, 276480, 292416, 294912, 328968, 331776, 365520, 368640, 389888, 411210, 414720, 438624, 442368, 487360, 491520, 493452, 548280, 552960, 584832, 616815, 657936, 663552, 731040, 737280, 779776, 822420, 829440, 877248, 884736, 974720, 986904, 1096560, 1105920, 1169664, 1233630, 1315872, 1327104, 1462080, 1474560, 1559552, 1644840, 1658880, 1754496, 1949440, 1973808, 2193120, 2211840, 2339328, 2467260, 2631744, 2654208, 2924160, 3119104, 3289680, 3317760, 3508992, 3898880, 3947616, 4386240, 4423680, 4678656, 4934520, 5263488, 5848320, 6238208, 6579360, 6635520, 7017984, 7797760, 7895232, 8772480, 9357312, 9869040, 10526976, 11696640, 12476416, 13158720, 13271040, 14035968, 15595520, 15790464, 17544960, 18714624, 19738080, 21053952, 23393280, 24952832, 26317440, 28071936, 31191040, 31580928, 35089920, 37429248, 39476160, 42107904, 46786560, 49905664, 52634880, 56143872, 62382080, 63161856, 70179840, 74858496, 78952320, 84215808, 93573120, 105269760, 112287744, 124764160, 126323712, 140359680, 149716992, 157904640, 168431616, 187146240, 210539520, 224575488, 249528320, 252647424, 280719360, 315809280, 336863232, 374292480, 421079040, 449150976, 505294848, 561438720, 631618560, 673726464, 748584960, 842158080, 1010589696, 1122877440, 1263237120, 1347452928, 1684316160, 2021179392, 2245754880, 2526474240, 3368632320, 4042358784, 5052948480, 6737264640, 10105896960, 20211793920]

約数ペア:

[(1, 20211793920), (2, 10105896960), (3, 6737264640), (4, 5052948480), (5, 4042358784), (6, 3368632320), (8, 2526474240), (9, 2245754880), (10, 2021179392), (12, 1684316160), (15, 1347452928), (16, 1263237120), (18, 1122877440), (20, 1010589696), (24, 842158080), (27, 748584960), (30, 673726464), (32, 631618560), (36, 561438720), (40, 505294848), (45, 449150976), (48, 421079040), (54, 374292480), (60, 336863232), (64, 315809280), (72, 280719360), (80, 252647424), (81, 249528320), (90, 224575488), (96, 210539520), (108, 187146240), (120, 168431616), (128, 157904640), (135, 149716992), (144, 140359680), (160, 126323712), (162, 124764160), (180, 112287744), (192, 105269760), (216, 93573120), (240, 84215808), (256, 78952320), (270, 74858496), (288, 70179840), (320, 63161856), (324, 62382080), (360, 56143872), (384, 52634880), (405, 49905664), (432, 46786560), (480, 42107904), (512, 39476160), (540, 37429248), (576, 35089920), (640, 31580928), (648, 31191040), (720, 28071936), (768, 26317440), (810, 24952832), (864, 23393280), (960, 21053952), (1024, 19738080), (1080, 18714624), (1152, 17544960), (1280, 15790464), (1296, 15595520), (1440, 14035968), (1523, 13271040), (1536, 13158720), (1620, 12476416), (1728, 11696640), (1920, 10526976), (2048, 9869040), (2160, 9357312), (2304, 8772480), (2560, 7895232), (2592, 7797760), (2880, 7017984), (3046, 6635520), (3072, 6579360), (3240, 6238208), (3456, 5848320), (3840, 5263488), (4096, 4934520), (4320, 4678656), (4569, 4423680), (4608, 4386240), (5120, 3947616), (5184, 3898880), (5760, 3508992), (6092, 3317760), (6144, 3289680), (6480, 3119104), (6912, 2924160), (7615, 2654208), (7680, 2631744), (8192, 2467260), (8640, 2339328), (9138, 2211840), (9216, 2193120), (10240, 1973808), (10368, 1949440), (11520, 1754496), (12184, 1658880), (12288, 1644840), (12960, 1559552), (13707, 1474560), (13824, 1462080), (15230, 1327104), (15360, 1315872), (16384, 1233630), (17280, 1169664), (18276, 1105920), (18432, 1096560), (20480, 986904), (20736, 974720), (22845, 884736), (23040, 877248), (24368, 829440), (24576, 822420), (25920, 779776), (27414, 737280), (27648, 731040), (30460, 663552), (30720, 657936), (32768, 616815), (34560, 584832), (36552, 552960), (36864, 548280), (40960, 493452), (41121, 491520), (41472, 487360), (45690, 442368), (46080, 438624), (48736, 414720), (49152, 411210), (51840, 389888), (54828, 368640), (55296, 365520), (60920, 331776), (61440, 328968), (68535, 294912), (69120, 292416), (73104, 276480), (73728, 274140), (81920, 246726), (82242, 245760), (82944, 243680), (91380, 221184), (92160, 219312), (97472, 207360), (98304, 205605), (103680, 194944), (109656, 184320), (110592, 182760), (121840, 165888), (122880, 164484), (123363, 163840), (137070, 147456), (138240, 146208)]