81069322240

素因数分解:

$2^{12}\times 5^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{439}}^1$

素因数の和:666

約数の個数: 208

約数和(自身を含む): 199288995840

約数和(自身を除く): 118219673600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 127, 128, 142, 160, 254, 256, 284, 320, 355, 439, 508, 512, 568, 635, 640, 710, 878, 1016, 1024, 1136, 1270, 1280, 1420, 1756, 2032, 2048, 2195, 2272, 2540, 2560, 2840, 3512, 4064, 4096, 4390, 4544, 5080, 5120, 5680, 7024, 8128, 8780, 9017, 9088, 10160, 10240, 11360, 14048, 16256, 17560, 18034, 18176, 20320, 20480, 22720, 28096, 31169, 32512, 35120, 36068, 36352, 40640, 45085, 45440, 55753, 56192, 62338, 65024, 70240, 72136, 72704, 81280, 90170, 90880, 111506, 112384, 124676, 130048, 140480, 144272, 145408, 155845, 162560, 180340, 181760, 223012, 224768, 249352, 260096, 278765, 280960, 288544, 290816, 311690, 325120, 360680, 363520, 446024, 449536, 498704, 520192, 557530, 561920, 577088, 623380, 650240, 721360, 727040, 892048, 899072, 997408, 1115060, 1123840, 1154176, 1246760, 1300480, 1442720, 1454080, 1784096, 1798144, 1994816, 2230120, 2247680, 2308352, 2493520, 2600960, 2885440, 3568192, 3958463, 3989632, 4460240, 4495360, 4616704, 4987040, 5770880, 7136384, 7916926, 7979264, 8920480, 8990720, 9233408, 9974080, 11541760, 14272768, 15833852, 15958528, 17840960, 18466816, 19792315, 19948160, 23083520, 28545536, 31667704, 31917056, 35681920, 36933632, 39584630, 39896320, 46167040, 57091072, 63335408, 63834112, 71363840, 79169260, 79792640, 92334080, 114182144, 126670816, 127668224, 142727680, 158338520, 159585280, 184668160, 228364288, 253341632, 285455360, 316677040, 319170560, 506683264, 570910720, 633354080, 638341120, 1013366528, 1141821440, 1266708160, 2026733056, 2533416320, 4053466112, 5066832640, 8106932224, 10133665280, 16213864448, 20267330560, 40534661120, 81069322240]

約数ペア:

[(1, 81069322240), (2, 40534661120), (4, 20267330560), (5, 16213864448), (8, 10133665280), (10, 8106932224), (16, 5066832640), (20, 4053466112), (32, 2533416320), (40, 2026733056), (64, 1266708160), (71, 1141821440), (80, 1013366528), (127, 638341120), (128, 633354080), (142, 570910720), (160, 506683264), (254, 319170560), (256, 316677040), (284, 285455360), (320, 253341632), (355, 228364288), (439, 184668160), (508, 159585280), (512, 158338520), (568, 142727680), (635, 127668224), (640, 126670816), (710, 114182144), (878, 92334080), (1016, 79792640), (1024, 79169260), (1136, 71363840), (1270, 63834112), (1280, 63335408), (1420, 57091072), (1756, 46167040), (2032, 39896320), (2048, 39584630), (2195, 36933632), (2272, 35681920), (2540, 31917056), (2560, 31667704), (2840, 28545536), (3512, 23083520), (4064, 19948160), (4096, 19792315), (4390, 18466816), (4544, 17840960), (5080, 15958528), (5120, 15833852), (5680, 14272768), (7024, 11541760), (8128, 9974080), (8780, 9233408), (9017, 8990720), (9088, 8920480), (10160, 7979264), (10240, 7916926), (11360, 7136384), (14048, 5770880), (16256, 4987040), (17560, 4616704), (18034, 4495360), (18176, 4460240), (20320, 3989632), (20480, 3958463), (22720, 3568192), (28096, 2885440), (31169, 2600960), (32512, 2493520), (35120, 2308352), (36068, 2247680), (36352, 2230120), (40640, 1994816), (45085, 1798144), (45440, 1784096), (55753, 1454080), (56192, 1442720), (62338, 1300480), (65024, 1246760), (70240, 1154176), (72136, 1123840), (72704, 1115060), (81280, 997408), (90170, 899072), (90880, 892048), (111506, 727040), (112384, 721360), (124676, 650240), (130048, 623380), (140480, 577088), (144272, 561920), (145408, 557530), (155845, 520192), (162560, 498704), (180340, 449536), (181760, 446024), (223012, 363520), (224768, 360680), (249352, 325120), (260096, 311690), (278765, 290816), (280960, 288544)]