381678080

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{59}}^1$

素因数の和:127

約数の個数: 240

約数和(自身を含む): 1122517440

約数和(自身を除く): 740839360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 59, 64, 70, 76, 80, 95, 112, 118, 128, 133, 140, 152, 160, 190, 224, 236, 256, 266, 280, 295, 304, 320, 361, 380, 413, 448, 472, 512, 532, 560, 590, 608, 640, 665, 722, 760, 826, 896, 944, 1064, 1120, 1121, 1180, 1216, 1280, 1330, 1444, 1520, 1652, 1792, 1805, 1888, 2065, 2128, 2240, 2242, 2360, 2432, 2527, 2560, 2660, 2888, 3040, 3304, 3584, 3610, 3776, 4130, 4256, 4480, 4484, 4720, 4864, 5054, 5320, 5605, 5776, 6080, 6608, 7220, 7552, 7847, 8260, 8512, 8960, 8968, 9440, 9728, 10108, 10640, 11210, 11552, 12160, 12635, 13216, 14440, 15104, 15694, 16520, 17024, 17920, 17936, 18880, 20216, 21280, 21299, 22420, 23104, 24320, 25270, 26432, 28880, 30208, 31388, 33040, 34048, 35872, 37760, 39235, 40432, 42560, 42598, 44840, 46208, 48640, 50540, 52864, 57760, 62776, 66080, 68096, 71744, 75520, 78470, 80864, 85120, 85196, 89680, 92416, 101080, 105728, 106495, 115520, 125552, 132160, 143488, 149093, 151040, 156940, 161728, 170240, 170392, 179360, 184832, 202160, 211456, 212990, 231040, 251104, 264320, 286976, 298186, 313880, 323456, 340480, 340784, 358720, 404320, 425980, 462080, 502208, 528640, 573952, 596372, 627760, 646912, 681568, 717440, 745465, 808640, 851960, 924160, 1004416, 1057280, 1192744, 1255520, 1293824, 1363136, 1434880, 1490930, 1617280, 1703920, 2008832, 2385488, 2511040, 2726272, 2869760, 2981860, 3234560, 3407840, 4017664, 4770976, 5022080, 5452544, 5963720, 6469120, 6815680, 9541952, 10044160, 10905088, 11927440, 13631360, 19083904, 20088320, 23854880, 27262720, 38167808, 47709760, 54525440, 76335616, 95419520, 190839040, 381678080]

約数ペア:

[(1, 381678080), (2, 190839040), (4, 95419520), (5, 76335616), (7, 54525440), (8, 47709760), (10, 38167808), (14, 27262720), (16, 23854880), (19, 20088320), (20, 19083904), (28, 13631360), (32, 11927440), (35, 10905088), (38, 10044160), (40, 9541952), (56, 6815680), (59, 6469120), (64, 5963720), (70, 5452544), (76, 5022080), (80, 4770976), (95, 4017664), (112, 3407840), (118, 3234560), (128, 2981860), (133, 2869760), (140, 2726272), (152, 2511040), (160, 2385488), (190, 2008832), (224, 1703920), (236, 1617280), (256, 1490930), (266, 1434880), (280, 1363136), (295, 1293824), (304, 1255520), (320, 1192744), (361, 1057280), (380, 1004416), (413, 924160), (448, 851960), (472, 808640), (512, 745465), (532, 717440), (560, 681568), (590, 646912), (608, 627760), (640, 596372), (665, 573952), (722, 528640), (760, 502208), (826, 462080), (896, 425980), (944, 404320), (1064, 358720), (1120, 340784), (1121, 340480), (1180, 323456), (1216, 313880), (1280, 298186), (1330, 286976), (1444, 264320), (1520, 251104), (1652, 231040), (1792, 212990), (1805, 211456), (1888, 202160), (2065, 184832), (2128, 179360), (2240, 170392), (2242, 170240), (2360, 161728), (2432, 156940), (2527, 151040), (2560, 149093), (2660, 143488), (2888, 132160), (3040, 125552), (3304, 115520), (3584, 106495), (3610, 105728), (3776, 101080), (4130, 92416), (4256, 89680), (4480, 85196), (4484, 85120), (4720, 80864), (4864, 78470), (5054, 75520), (5320, 71744), (5605, 68096), (5776, 66080), (6080, 62776), (6608, 57760), (7220, 52864), (7552, 50540), (7847, 48640), (8260, 46208), (8512, 44840), (8960, 42598), (8968, 42560), (9440, 40432), (9728, 39235), (10108, 37760), (10640, 35872), (11210, 34048), (11552, 33040), (12160, 31388), (12635, 30208), (13216, 28880), (14440, 26432), (15104, 25270), (15694, 24320), (16520, 23104), (17024, 22420), (17920, 21299), (17936, 21280), (18880, 20216)]