851818240

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:215

約数の個数: 288

約数和(自身を含む): 2571319296

約数和(自身を除く): 1719501056

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 71, 80, 91, 103, 104, 112, 128, 130, 140, 142, 160, 182, 206, 208, 224, 256, 260, 280, 284, 320, 355, 364, 412, 416, 448, 455, 497, 515, 520, 560, 568, 640, 710, 721, 728, 824, 832, 896, 910, 923, 994, 1030, 1040, 1120, 1136, 1280, 1339, 1420, 1442, 1456, 1648, 1664, 1792, 1820, 1846, 1988, 2060, 2080, 2240, 2272, 2485, 2678, 2840, 2884, 2912, 3296, 3328, 3605, 3640, 3692, 3976, 4120, 4160, 4480, 4544, 4615, 4970, 5356, 5680, 5768, 5824, 6461, 6592, 6695, 7210, 7280, 7313, 7384, 7952, 8240, 8320, 8960, 9088, 9230, 9373, 9940, 10712, 11360, 11536, 11648, 12922, 13184, 13390, 14420, 14560, 14626, 14768, 15904, 16480, 16640, 18176, 18460, 18746, 19880, 21424, 22720, 23072, 23296, 25844, 26368, 26780, 28840, 29120, 29252, 29536, 31808, 32305, 32960, 36565, 36920, 37492, 39760, 42848, 45440, 46144, 46865, 51191, 51688, 53560, 57680, 58240, 58504, 59072, 63616, 64610, 65920, 73130, 73840, 74984, 79520, 85696, 90880, 92288, 93730, 95069, 102382, 103376, 107120, 115360, 116480, 117008, 118144, 127232, 129220, 131840, 146260, 147680, 149968, 159040, 171392, 184576, 187460, 190138, 204764, 206752, 214240, 230720, 234016, 236288, 255955, 258440, 292520, 295360, 299936, 318080, 342784, 374920, 380276, 409528, 413504, 428480, 461440, 468032, 475345, 511910, 516880, 585040, 590720, 599872, 636160, 665483, 749840, 760552, 819056, 827008, 856960, 922880, 936064, 950690, 1023820, 1033760, 1170080, 1181440, 1199744, 1330966, 1499680, 1521104, 1638112, 1654016, 1713920, 1872128, 1901380, 2047640, 2067520, 2340160, 2399488, 2661932, 2999360, 3042208, 3276224, 3327415, 3802760, 4095280, 4135040, 4680320, 5323864, 5998720, 6084416, 6552448, 6654830, 7605520, 8190560, 8270080, 9360640, 10647728, 11997440, 12168832, 13104896, 13309660, 15211040, 16381120, 21295456, 24337664, 26619320, 30422080, 32762240, 42590912, 53238640, 60844160, 65524480, 85181824, 106477280, 121688320, 170363648, 212954560, 425909120, 851818240]

約数ペア:

[(1, 851818240), (2, 425909120), (4, 212954560), (5, 170363648), (7, 121688320), (8, 106477280), (10, 85181824), (13, 65524480), (14, 60844160), (16, 53238640), (20, 42590912), (26, 32762240), (28, 30422080), (32, 26619320), (35, 24337664), (40, 21295456), (52, 16381120), (56, 15211040), (64, 13309660), (65, 13104896), (70, 12168832), (71, 11997440), (80, 10647728), (91, 9360640), (103, 8270080), (104, 8190560), (112, 7605520), (128, 6654830), (130, 6552448), (140, 6084416), (142, 5998720), (160, 5323864), (182, 4680320), (206, 4135040), (208, 4095280), (224, 3802760), (256, 3327415), (260, 3276224), (280, 3042208), (284, 2999360), (320, 2661932), (355, 2399488), (364, 2340160), (412, 2067520), (416, 2047640), (448, 1901380), (455, 1872128), (497, 1713920), (515, 1654016), (520, 1638112), (560, 1521104), (568, 1499680), (640, 1330966), (710, 1199744), (721, 1181440), (728, 1170080), (824, 1033760), (832, 1023820), (896, 950690), (910, 936064), (923, 922880), (994, 856960), (1030, 827008), (1040, 819056), (1120, 760552), (1136, 749840), (1280, 665483), (1339, 636160), (1420, 599872), (1442, 590720), (1456, 585040), (1648, 516880), (1664, 511910), (1792, 475345), (1820, 468032), (1846, 461440), (1988, 428480), (2060, 413504), (2080, 409528), (2240, 380276), (2272, 374920), (2485, 342784), (2678, 318080), (2840, 299936), (2884, 295360), (2912, 292520), (3296, 258440), (3328, 255955), (3605, 236288), (3640, 234016), (3692, 230720), (3976, 214240), (4120, 206752), (4160, 204764), (4480, 190138), (4544, 187460), (4615, 184576), (4970, 171392), (5356, 159040), (5680, 149968), (5768, 147680), (5824, 146260), (6461, 131840), (6592, 129220), (6695, 127232), (7210, 118144), (7280, 117008), (7313, 116480), (7384, 115360), (7952, 107120), (8240, 103376), (8320, 102382), (8960, 95069), (9088, 93730), (9230, 92288), (9373, 90880), (9940, 85696), (10712, 79520), (11360, 74984), (11536, 73840), (11648, 73130), (12922, 65920), (13184, 64610), (13390, 63616), (14420, 59072), (14560, 58504), (14626, 58240), (14768, 57680), (15904, 53560), (16480, 51688), (16640, 51191), (18176, 46865), (18460, 46144), (18746, 45440), (19880, 42848), (21424, 39760), (22720, 37492), (23072, 36920), (23296, 36565), (25844, 32960), (26368, 32305), (26780, 31808), (28840, 29536), (29120, 29252)]