21277061120

素因数分解:

$2^{12}\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{769}}^1$

素因数の和:998

約数の個数: 208

約数和(自身を含む): 58731435840

約数和(自身を除く): 37454374720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 193, 224, 256, 280, 320, 386, 448, 512, 560, 640, 769, 772, 896, 965, 1024, 1120, 1280, 1351, 1538, 1544, 1792, 1930, 2048, 2240, 2560, 2702, 3076, 3088, 3584, 3845, 3860, 4096, 4480, 5120, 5383, 5404, 6152, 6176, 6755, 7168, 7690, 7720, 8960, 10240, 10766, 10808, 12304, 12352, 13510, 14336, 15380, 15440, 17920, 20480, 21532, 21616, 24608, 24704, 26915, 27020, 28672, 30760, 30880, 35840, 43064, 43232, 49216, 49408, 53830, 54040, 61520, 61760, 71680, 86128, 86464, 98432, 98816, 107660, 108080, 123040, 123520, 143360, 148417, 172256, 172928, 196864, 197632, 215320, 216160, 246080, 247040, 296834, 344512, 345856, 393728, 395264, 430640, 432320, 492160, 494080, 593668, 689024, 691712, 742085, 787456, 790528, 861280, 864640, 984320, 988160, 1038919, 1187336, 1378048, 1383424, 1484170, 1574912, 1722560, 1729280, 1968640, 1976320, 2077838, 2374672, 2756096, 2766848, 2968340, 3149824, 3445120, 3458560, 3937280, 3952640, 4155676, 4749344, 5194595, 5512192, 5533696, 5936680, 6890240, 6917120, 7874560, 8311352, 9498688, 10389190, 11024384, 11873360, 13780480, 13834240, 15749120, 16622704, 18997376, 20778380, 22048768, 23746720, 27560960, 27668480, 33245408, 37994752, 41556760, 47493440, 55121920, 66490816, 75989504, 83113520, 94986880, 110243840, 132981632, 151979008, 166227040, 189973760, 265963264, 303958016, 332454080, 379947520, 531926528, 607916032, 664908160, 759895040, 1063853056, 1329816320, 1519790080, 2127706112, 2659632640, 3039580160, 4255412224, 5319265280, 10638530560, 21277061120]

約数ペア:

[(1, 21277061120), (2, 10638530560), (4, 5319265280), (5, 4255412224), (7, 3039580160), (8, 2659632640), (10, 2127706112), (14, 1519790080), (16, 1329816320), (20, 1063853056), (28, 759895040), (32, 664908160), (35, 607916032), (40, 531926528), (56, 379947520), (64, 332454080), (70, 303958016), (80, 265963264), (112, 189973760), (128, 166227040), (140, 151979008), (160, 132981632), (193, 110243840), (224, 94986880), (256, 83113520), (280, 75989504), (320, 66490816), (386, 55121920), (448, 47493440), (512, 41556760), (560, 37994752), (640, 33245408), (769, 27668480), (772, 27560960), (896, 23746720), (965, 22048768), (1024, 20778380), (1120, 18997376), (1280, 16622704), (1351, 15749120), (1538, 13834240), (1544, 13780480), (1792, 11873360), (1930, 11024384), (2048, 10389190), (2240, 9498688), (2560, 8311352), (2702, 7874560), (3076, 6917120), (3088, 6890240), (3584, 5936680), (3845, 5533696), (3860, 5512192), (4096, 5194595), (4480, 4749344), (5120, 4155676), (5383, 3952640), (5404, 3937280), (6152, 3458560), (6176, 3445120), (6755, 3149824), (7168, 2968340), (7690, 2766848), (7720, 2756096), (8960, 2374672), (10240, 2077838), (10766, 1976320), (10808, 1968640), (12304, 1729280), (12352, 1722560), (13510, 1574912), (14336, 1484170), (15380, 1383424), (15440, 1378048), (17920, 1187336), (20480, 1038919), (21532, 988160), (21616, 984320), (24608, 864640), (24704, 861280), (26915, 790528), (27020, 787456), (28672, 742085), (30760, 691712), (30880, 689024), (35840, 593668), (43064, 494080), (43232, 492160), (49216, 432320), (49408, 430640), (53830, 395264), (54040, 393728), (61520, 345856), (61760, 344512), (71680, 296834), (86128, 247040), (86464, 246080), (98432, 216160), (98816, 215320), (107660, 197632), (108080, 196864), (123040, 172928), (123520, 172256), (143360, 148417)]