21907537920

素因数分解:

$2^{15}\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:303

約数の個数: 384

約数和(自身を含む): 77289357600

約数和(自身を除く): 55381819680

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, 83, 90, 96, 120, 128, 144, 160, 166, 179, 180, 192, 240, 249, 256, 288, 320, 332, 358, 360, 384, 415, 480, 498, 512, 537, 576, 640, 664, 716, 720, 747, 768, 830, 895, 960, 996, 1024, 1074, 1152, 1245, 1280, 1328, 1432, 1440, 1494, 1536, 1611, 1660, 1790, 1920, 1992, 2048, 2148, 2304, 2490, 2560, 2656, 2685, 2864, 2880, 2988, 3072, 3222, 3320, 3580, 3735, 3840, 3984, 4096, 4296, 4608, 4980, 5120, 5312, 5370, 5728, 5760, 5976, 6144, 6444, 6640, 7160, 7470, 7680, 7968, 8055, 8192, 8592, 9216, 9960, 10240, 10624, 10740, 11456, 11520, 11952, 12288, 12888, 13280, 14320, 14857, 14940, 15360, 15936, 16110, 16384, 17184, 18432, 19920, 20480, 21248, 21480, 22912, 23040, 23904, 24576, 25776, 26560, 28640, 29714, 29880, 30720, 31872, 32220, 32768, 34368, 36864, 39840, 40960, 42496, 42960, 44571, 45824, 46080, 47808, 49152, 51552, 53120, 57280, 59428, 59760, 61440, 63744, 64440, 68736, 73728, 74285, 79680, 81920, 84992, 85920, 89142, 91648, 92160, 95616, 98304, 103104, 106240, 114560, 118856, 119520, 122880, 127488, 128880, 133713, 137472, 147456, 148570, 159360, 163840, 169984, 171840, 178284, 183296, 184320, 191232, 206208, 212480, 222855, 229120, 237712, 239040, 245760, 254976, 257760, 267426, 274944, 294912, 297140, 318720, 339968, 343680, 356568, 366592, 368640, 382464, 412416, 424960, 445710, 458240, 475424, 478080, 491520, 509952, 515520, 534852, 549888, 594280, 637440, 668565, 679936, 687360, 713136, 733184, 737280, 764928, 824832, 849920, 891420, 916480, 950848, 956160, 1019904, 1031040, 1069704, 1099776, 1188560, 1274880, 1337130, 1359872, 1374720, 1426272, 1466368, 1474560, 1529856, 1649664, 1699840, 1782840, 1832960, 1901696, 1912320, 2039808, 2062080, 2139408, 2199552, 2377120, 2549760, 2674260, 2719744, 2749440, 2852544, 2932736, 3059712, 3299328, 3399680, 3565680, 3665920, 3803392, 3824640, 4079616, 4124160, 4278816, 4399104, 4754240, 5099520, 5348520, 5498880, 5705088, 5865472, 6119424, 6598656, 6799360, 7131360, 7331840, 7606784, 7649280, 8159232, 8248320, 8557632, 8798208, 9508480, 10199040, 10697040, 10997760, 11410176, 12238848, 13197312, 13598720, 14262720, 14663680, 15213568, 15298560, 16496640, 17115264, 17596416, 19016960, 20398080, 21394080, 21995520, 22820352, 24477696, 26394624, 28525440, 29327360, 30427136, 30597120, 32993280, 34230528, 38033920, 40796160, 42788160, 43991040, 45640704, 52789248, 57050880, 60854272, 61194240, 65986560, 68461056, 76067840, 85576320, 87982080, 91281408, 114101760, 121708544, 122388480, 131973120, 136922112, 152135680, 171152640, 182562816, 228203520, 243417088, 263946240, 273844224, 304271360, 342305280, 365125632, 456407040, 486834176, 547688448, 608542720, 684610560, 730251264, 912814080, 1095376896, 1217085440, 1369221120, 1460502528, 1825628160, 2190753792, 2434170880, 2738442240, 3651256320, 4381507584, 5476884480, 7302512640, 10953768960, 21907537920]

約数ペア:

[(1, 21907537920), (2, 10953768960), (3, 7302512640), (4, 5476884480), (5, 4381507584), (6, 3651256320), (8, 2738442240), (9, 2434170880), (10, 2190753792), (12, 1825628160), (15, 1460502528), (16, 1369221120), (18, 1217085440), (20, 1095376896), (24, 912814080), (30, 730251264), (32, 684610560), (36, 608542720), (40, 547688448), (45, 486834176), (48, 456407040), (60, 365125632), (64, 342305280), (72, 304271360), (80, 273844224), (83, 263946240), (90, 243417088), (96, 228203520), (120, 182562816), (128, 171152640), (144, 152135680), (160, 136922112), (166, 131973120), (179, 122388480), (180, 121708544), (192, 114101760), (240, 91281408), (249, 87982080), (256, 85576320), (288, 76067840), (320, 68461056), (332, 65986560), (358, 61194240), (360, 60854272), (384, 57050880), (415, 52789248), (480, 45640704), (498, 43991040), (512, 42788160), (537, 40796160), (576, 38033920), (640, 34230528), (664, 32993280), (716, 30597120), (720, 30427136), (747, 29327360), (768, 28525440), (830, 26394624), (895, 24477696), (960, 22820352), (996, 21995520), (1024, 21394080), (1074, 20398080), (1152, 19016960), (1245, 17596416), (1280, 17115264), (1328, 16496640), (1432, 15298560), (1440, 15213568), (1494, 14663680), (1536, 14262720), (1611, 13598720), (1660, 13197312), (1790, 12238848), (1920, 11410176), (1992, 10997760), (2048, 10697040), (2148, 10199040), (2304, 9508480), (2490, 8798208), (2560, 8557632), (2656, 8248320), (2685, 8159232), (2864, 7649280), (2880, 7606784), (2988, 7331840), (3072, 7131360), (3222, 6799360), (3320, 6598656), (3580, 6119424), (3735, 5865472), (3840, 5705088), (3984, 5498880), (4096, 5348520), (4296, 5099520), (4608, 4754240), (4980, 4399104), (5120, 4278816), (5312, 4124160), (5370, 4079616), (5728, 3824640), (5760, 3803392), (5976, 3665920), (6144, 3565680), (6444, 3399680), (6640, 3299328), (7160, 3059712), (7470, 2932736), (7680, 2852544), (7968, 2749440), (8055, 2719744), (8192, 2674260), (8592, 2549760), (9216, 2377120), (9960, 2199552), (10240, 2139408), (10624, 2062080), (10740, 2039808), (11456, 1912320), (11520, 1901696), (11952, 1832960), (12288, 1782840), (12888, 1699840), (13280, 1649664), (14320, 1529856), (14857, 1474560), (14940, 1466368), (15360, 1426272), (15936, 1374720), (16110, 1359872), (16384, 1337130), (17184, 1274880), (18432, 1188560), (19920, 1099776), (20480, 1069704), (21248, 1031040), (21480, 1019904), (22912, 956160), (23040, 950848), (23904, 916480), (24576, 891420), (25776, 849920), (26560, 824832), (28640, 764928), (29714, 737280), (29880, 733184), (30720, 713136), (31872, 687360), (32220, 679936), (32768, 668565), (34368, 637440), (36864, 594280), (39840, 549888), (40960, 534852), (42496, 515520), (42960, 509952), (44571, 491520), (45824, 478080), (46080, 475424), (47808, 458240), (49152, 445710), (51552, 424960), (53120, 412416), (57280, 382464), (59428, 368640), (59760, 366592), (61440, 356568), (63744, 343680), (64440, 339968), (68736, 318720), (73728, 297140), (74285, 294912), (79680, 274944), (81920, 267426), (84992, 257760), (85920, 254976), (89142, 245760), (91648, 239040), (92160, 237712), (95616, 229120), (98304, 222855), (103104, 212480), (106240, 206208), (114560, 191232), (118856, 184320), (119520, 183296), (122880, 178284), (127488, 171840), (128880, 169984), (133713, 163840), (137472, 159360), (147456, 148570)]