260391040

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1$

素因数の和:319

約数の個数: 256

約数和(自身を含む): 814302720

約数和(自身を除く): 553911680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 32, 34, 35, 40, 52, 56, 64, 65, 68, 70, 80, 85, 91, 104, 112, 119, 128, 130, 136, 140, 160, 170, 182, 208, 221, 224, 238, 260, 263, 272, 280, 320, 340, 364, 416, 442, 448, 455, 476, 520, 526, 544, 560, 595, 640, 680, 728, 832, 884, 896, 910, 952, 1040, 1052, 1088, 1105, 1120, 1190, 1315, 1360, 1456, 1547, 1664, 1768, 1820, 1841, 1904, 2080, 2104, 2176, 2210, 2240, 2380, 2630, 2720, 2912, 3094, 3419, 3536, 3640, 3682, 3808, 4160, 4208, 4420, 4471, 4480, 4760, 5260, 5440, 5824, 6188, 6838, 7072, 7280, 7364, 7616, 7735, 8320, 8416, 8840, 8942, 9205, 9520, 10520, 10880, 11648, 12376, 13676, 14144, 14560, 14728, 15232, 15470, 16832, 17095, 17680, 17884, 18410, 19040, 21040, 22355, 23933, 24752, 27352, 28288, 29120, 29456, 30940, 31297, 33664, 34190, 35360, 35768, 36820, 38080, 42080, 44710, 47866, 49504, 54704, 58123, 58240, 58912, 61880, 62594, 68380, 70720, 71536, 73640, 76160, 84160, 89420, 95732, 99008, 109408, 116246, 117824, 119665, 123760, 125188, 136760, 141440, 143072, 147280, 156485, 168320, 178840, 191464, 198016, 218816, 232492, 235648, 239330, 247520, 250376, 273520, 286144, 290615, 294560, 312970, 357680, 382928, 406861, 437632, 464984, 478660, 495040, 500752, 547040, 572288, 581230, 589120, 625940, 715360, 765856, 813722, 929968, 957320, 990080, 1001504, 1094080, 1162460, 1178240, 1251880, 1430720, 1531712, 1627444, 1859936, 1914640, 2003008, 2034305, 2188160, 2324920, 2503760, 2861440, 3063424, 3254888, 3719872, 3829280, 4006016, 4068610, 4649840, 5007520, 6509776, 7439744, 7658560, 8137220, 9299680, 10015040, 13019552, 15317120, 16274440, 18599360, 20030080, 26039104, 32548880, 37198720, 52078208, 65097760, 130195520, 260391040]

約数ペア:

[(1, 260391040), (2, 130195520), (4, 65097760), (5, 52078208), (7, 37198720), (8, 32548880), (10, 26039104), (13, 20030080), (14, 18599360), (16, 16274440), (17, 15317120), (20, 13019552), (26, 10015040), (28, 9299680), (32, 8137220), (34, 7658560), (35, 7439744), (40, 6509776), (52, 5007520), (56, 4649840), (64, 4068610), (65, 4006016), (68, 3829280), (70, 3719872), (80, 3254888), (85, 3063424), (91, 2861440), (104, 2503760), (112, 2324920), (119, 2188160), (128, 2034305), (130, 2003008), (136, 1914640), (140, 1859936), (160, 1627444), (170, 1531712), (182, 1430720), (208, 1251880), (221, 1178240), (224, 1162460), (238, 1094080), (260, 1001504), (263, 990080), (272, 957320), (280, 929968), (320, 813722), (340, 765856), (364, 715360), (416, 625940), (442, 589120), (448, 581230), (455, 572288), (476, 547040), (520, 500752), (526, 495040), (544, 478660), (560, 464984), (595, 437632), (640, 406861), (680, 382928), (728, 357680), (832, 312970), (884, 294560), (896, 290615), (910, 286144), (952, 273520), (1040, 250376), (1052, 247520), (1088, 239330), (1105, 235648), (1120, 232492), (1190, 218816), (1315, 198016), (1360, 191464), (1456, 178840), (1547, 168320), (1664, 156485), (1768, 147280), (1820, 143072), (1841, 141440), (1904, 136760), (2080, 125188), (2104, 123760), (2176, 119665), (2210, 117824), (2240, 116246), (2380, 109408), (2630, 99008), (2720, 95732), (2912, 89420), (3094, 84160), (3419, 76160), (3536, 73640), (3640, 71536), (3682, 70720), (3808, 68380), (4160, 62594), (4208, 61880), (4420, 58912), (4471, 58240), (4480, 58123), (4760, 54704), (5260, 49504), (5440, 47866), (5824, 44710), (6188, 42080), (6838, 38080), (7072, 36820), (7280, 35768), (7364, 35360), (7616, 34190), (7735, 33664), (8320, 31297), (8416, 30940), (8840, 29456), (8942, 29120), (9205, 28288), (9520, 27352), (10520, 24752), (10880, 23933), (11648, 22355), (12376, 21040), (13676, 19040), (14144, 18410), (14560, 17884), (14728, 17680), (15232, 17095), (15470, 16832)]