16870805120

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{439}}^1$

素因数の和:651

約数の個数: 256

約数和(自身を含む): 45239040000

約数和(自身を除く): 28368234880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 149, 155, 160, 208, 248, 260, 298, 310, 320, 403, 416, 439, 496, 520, 596, 620, 640, 745, 806, 832, 878, 992, 1040, 1192, 1240, 1490, 1612, 1664, 1756, 1937, 1984, 2015, 2080, 2195, 2384, 2480, 2980, 3224, 3512, 3874, 3968, 4030, 4160, 4390, 4619, 4768, 4960, 5707, 5960, 6448, 7024, 7748, 8060, 8320, 8780, 9238, 9536, 9685, 9920, 11414, 11920, 12896, 13609, 14048, 15496, 16120, 17560, 18476, 19072, 19370, 19840, 22828, 23095, 23840, 25792, 27218, 28096, 28535, 30992, 32240, 35120, 36952, 38740, 45656, 46190, 47680, 51584, 54436, 56192, 57070, 60047, 61984, 64480, 65411, 68045, 70240, 73904, 77480, 91312, 92380, 95360, 108872, 114140, 120094, 123968, 128960, 130822, 136090, 140480, 147808, 154960, 176917, 182624, 184760, 217744, 228280, 240188, 247936, 257920, 261644, 272180, 280960, 295616, 300235, 309920, 327055, 353834, 365248, 369520, 435488, 456560, 480376, 523288, 544360, 591232, 600470, 619840, 654110, 707668, 730496, 739040, 850343, 870976, 884585, 913120, 960752, 1046576, 1088720, 1200940, 1239680, 1308220, 1415336, 1478080, 1700686, 1741952, 1769170, 1826240, 1921504, 2027741, 2093152, 2177440, 2401880, 2616440, 2830672, 2956160, 3401372, 3538340, 3652480, 3843008, 4055482, 4186304, 4251715, 4354880, 4803760, 5232880, 5661344, 6802744, 7076680, 7686016, 8110964, 8372608, 8503430, 8709760, 9607520, 10138705, 10465760, 11322688, 13605488, 14153360, 16221928, 17006860, 19215040, 20277410, 20931520, 22645376, 26360633, 27210976, 28306720, 32443856, 34013720, 38430080, 40554820, 41863040, 52721266, 54421952, 56613440, 64887712, 68027440, 81109640, 105442532, 108843904, 113226880, 129775424, 131803165, 136054880, 162219280, 210885064, 259550848, 263606330, 272109760, 324438560, 421770128, 527212660, 544219520, 648877120, 843540256, 1054425320, 1297754240, 1687080512, 2108850640, 3374161024, 4217701280, 8435402560, 16870805120]

約数ペア:

[(1, 16870805120), (2, 8435402560), (4, 4217701280), (5, 3374161024), (8, 2108850640), (10, 1687080512), (13, 1297754240), (16, 1054425320), (20, 843540256), (26, 648877120), (31, 544219520), (32, 527212660), (40, 421770128), (52, 324438560), (62, 272109760), (64, 263606330), (65, 259550848), (80, 210885064), (104, 162219280), (124, 136054880), (128, 131803165), (130, 129775424), (149, 113226880), (155, 108843904), (160, 105442532), (208, 81109640), (248, 68027440), (260, 64887712), (298, 56613440), (310, 54421952), (320, 52721266), (403, 41863040), (416, 40554820), (439, 38430080), (496, 34013720), (520, 32443856), (596, 28306720), (620, 27210976), (640, 26360633), (745, 22645376), (806, 20931520), (832, 20277410), (878, 19215040), (992, 17006860), (1040, 16221928), (1192, 14153360), (1240, 13605488), (1490, 11322688), (1612, 10465760), (1664, 10138705), (1756, 9607520), (1937, 8709760), (1984, 8503430), (2015, 8372608), (2080, 8110964), (2195, 7686016), (2384, 7076680), (2480, 6802744), (2980, 5661344), (3224, 5232880), (3512, 4803760), (3874, 4354880), (3968, 4251715), (4030, 4186304), (4160, 4055482), (4390, 3843008), (4619, 3652480), (4768, 3538340), (4960, 3401372), (5707, 2956160), (5960, 2830672), (6448, 2616440), (7024, 2401880), (7748, 2177440), (8060, 2093152), (8320, 2027741), (8780, 1921504), (9238, 1826240), (9536, 1769170), (9685, 1741952), (9920, 1700686), (11414, 1478080), (11920, 1415336), (12896, 1308220), (13609, 1239680), (14048, 1200940), (15496, 1088720), (16120, 1046576), (17560, 960752), (18476, 913120), (19072, 884585), (19370, 870976), (19840, 850343), (22828, 739040), (23095, 730496), (23840, 707668), (25792, 654110), (27218, 619840), (28096, 600470), (28535, 591232), (30992, 544360), (32240, 523288), (35120, 480376), (36952, 456560), (38740, 435488), (45656, 369520), (46190, 365248), (47680, 353834), (51584, 327055), (54436, 309920), (56192, 300235), (57070, 295616), (60047, 280960), (61984, 272180), (64480, 261644), (65411, 257920), (68045, 247936), (70240, 240188), (73904, 228280), (77480, 217744), (91312, 184760), (92380, 182624), (95360, 176917), (108872, 154960), (114140, 147808), (120094, 140480), (123968, 136090), (128960, 130822)]