1378488320

素因数分解:

$2^{12}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1$

素因数の和:280

約数の個数: 208

約数和(自身を含む): 3750822720

約数和(自身を除く): 2372334400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 64, 80, 88, 110, 116, 128, 145, 160, 176, 211, 220, 232, 256, 290, 319, 320, 352, 422, 440, 464, 512, 580, 638, 640, 704, 844, 880, 928, 1024, 1055, 1160, 1276, 1280, 1408, 1595, 1688, 1760, 1856, 2048, 2110, 2320, 2321, 2552, 2560, 2816, 3190, 3376, 3520, 3712, 4096, 4220, 4640, 4642, 5104, 5120, 5632, 6119, 6380, 6752, 7040, 7424, 8440, 9280, 9284, 10208, 10240, 11264, 11605, 12238, 12760, 13504, 14080, 14848, 16880, 18560, 18568, 20416, 20480, 22528, 23210, 24476, 25520, 27008, 28160, 29696, 30595, 33760, 37120, 37136, 40832, 45056, 46420, 48952, 51040, 54016, 56320, 59392, 61190, 67309, 67520, 74240, 74272, 81664, 92840, 97904, 102080, 108032, 112640, 118784, 122380, 134618, 135040, 148480, 148544, 163328, 185680, 195808, 204160, 216064, 225280, 244760, 269236, 270080, 296960, 297088, 326656, 336545, 371360, 391616, 408320, 432128, 489520, 538472, 540160, 593920, 594176, 653312, 673090, 742720, 783232, 816640, 864256, 979040, 1076944, 1080320, 1188352, 1306624, 1346180, 1485440, 1566464, 1633280, 1958080, 2153888, 2160640, 2376704, 2692360, 2970880, 3132928, 3266560, 3916160, 4307776, 4321280, 4753408, 5384720, 5941760, 6265856, 6533120, 7832320, 8615552, 9506816, 10769440, 11883520, 12531712, 15664640, 17231104, 21538880, 23767040, 25063424, 31329280, 34462208, 43077760, 47534080, 62658560, 68924416, 86155520, 125317120, 137848832, 172311040, 275697664, 344622080, 689244160, 1378488320]

約数ペア:

[(1, 1378488320), (2, 689244160), (4, 344622080), (5, 275697664), (8, 172311040), (10, 137848832), (11, 125317120), (16, 86155520), (20, 68924416), (22, 62658560), (29, 47534080), (32, 43077760), (40, 34462208), (44, 31329280), (55, 25063424), (58, 23767040), (64, 21538880), (80, 17231104), (88, 15664640), (110, 12531712), (116, 11883520), (128, 10769440), (145, 9506816), (160, 8615552), (176, 7832320), (211, 6533120), (220, 6265856), (232, 5941760), (256, 5384720), (290, 4753408), (319, 4321280), (320, 4307776), (352, 3916160), (422, 3266560), (440, 3132928), (464, 2970880), (512, 2692360), (580, 2376704), (638, 2160640), (640, 2153888), (704, 1958080), (844, 1633280), (880, 1566464), (928, 1485440), (1024, 1346180), (1055, 1306624), (1160, 1188352), (1276, 1080320), (1280, 1076944), (1408, 979040), (1595, 864256), (1688, 816640), (1760, 783232), (1856, 742720), (2048, 673090), (2110, 653312), (2320, 594176), (2321, 593920), (2552, 540160), (2560, 538472), (2816, 489520), (3190, 432128), (3376, 408320), (3520, 391616), (3712, 371360), (4096, 336545), (4220, 326656), (4640, 297088), (4642, 296960), (5104, 270080), (5120, 269236), (5632, 244760), (6119, 225280), (6380, 216064), (6752, 204160), (7040, 195808), (7424, 185680), (8440, 163328), (9280, 148544), (9284, 148480), (10208, 135040), (10240, 134618), (11264, 122380), (11605, 118784), (12238, 112640), (12760, 108032), (13504, 102080), (14080, 97904), (14848, 92840), (16880, 81664), (18560, 74272), (18568, 74240), (20416, 67520), (20480, 67309), (22528, 61190), (23210, 59392), (24476, 56320), (25520, 54016), (27008, 51040), (28160, 48952), (29696, 46420), (30595, 45056), (33760, 40832), (37120, 37136)]