128369808

素因数分解:

$2^4\times 3^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:171

約数の個数: 240

約数和(自身を含む): 441043200

約数和(自身を除く): 312673392

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 28, 36, 42, 46, 48, 49, 56, 63, 69, 72, 84, 92, 98, 112, 113, 126, 138, 144, 147, 161, 168, 184, 196, 207, 226, 252, 276, 294, 322, 336, 339, 343, 368, 392, 414, 441, 452, 483, 504, 552, 588, 644, 678, 686, 784, 791, 828, 882, 904, 966, 1008, 1017, 1029, 1104, 1127, 1176, 1288, 1356, 1372, 1449, 1582, 1656, 1764, 1808, 1932, 2034, 2058, 2254, 2352, 2373, 2576, 2599, 2712, 2744, 2898, 3087, 3164, 3312, 3381, 3528, 3864, 4068, 4116, 4508, 4746, 5198, 5424, 5488, 5537, 5796, 6174, 6328, 6762, 7056, 7119, 7728, 7797, 7889, 8136, 8232, 9016, 9492, 10143, 10396, 11074, 11592, 12348, 12656, 13524, 14238, 15594, 15778, 16272, 16464, 16611, 18032, 18193, 18984, 20286, 20792, 22148, 23184, 23391, 23667, 24696, 27048, 28476, 31188, 31556, 33222, 36386, 37968, 38759, 40572, 41584, 44296, 46782, 47334, 49392, 49833, 54096, 54579, 56952, 62376, 63112, 66444, 71001, 72772, 77518, 81144, 88592, 93564, 94668, 99666, 109158, 113904, 116277, 124752, 126224, 127351, 132888, 142002, 145544, 155036, 162288, 163737, 187128, 189336, 199332, 218316, 232554, 254702, 265776, 284004, 291088, 310072, 327474, 348831, 374256, 378672, 382053, 398664, 436632, 465108, 509404, 568008, 620144, 654948, 697662, 764106, 797328, 873264, 891457, 930216, 1018808, 1136016, 1146159, 1309896, 1395324, 1528212, 1782914, 1860432, 2037616, 2292318, 2619792, 2674371, 2790648, 3056424, 3565828, 4584636, 5348742, 5581296, 6112848, 7131656, 8023113, 9169272, 10697484, 14263312, 16046226, 18338544, 21394968, 32092452, 42789936, 64184904, 128369808]

約数ペア:

[(1, 128369808), (2, 64184904), (3, 42789936), (4, 32092452), (6, 21394968), (7, 18338544), (8, 16046226), (9, 14263312), (12, 10697484), (14, 9169272), (16, 8023113), (18, 7131656), (21, 6112848), (23, 5581296), (24, 5348742), (28, 4584636), (36, 3565828), (42, 3056424), (46, 2790648), (48, 2674371), (49, 2619792), (56, 2292318), (63, 2037616), (69, 1860432), (72, 1782914), (84, 1528212), (92, 1395324), (98, 1309896), (112, 1146159), (113, 1136016), (126, 1018808), (138, 930216), (144, 891457), (147, 873264), (161, 797328), (168, 764106), (184, 697662), (196, 654948), (207, 620144), (226, 568008), (252, 509404), (276, 465108), (294, 436632), (322, 398664), (336, 382053), (339, 378672), (343, 374256), (368, 348831), (392, 327474), (414, 310072), (441, 291088), (452, 284004), (483, 265776), (504, 254702), (552, 232554), (588, 218316), (644, 199332), (678, 189336), (686, 187128), (784, 163737), (791, 162288), (828, 155036), (882, 145544), (904, 142002), (966, 132888), (1008, 127351), (1017, 126224), (1029, 124752), (1104, 116277), (1127, 113904), (1176, 109158), (1288, 99666), (1356, 94668), (1372, 93564), (1449, 88592), (1582, 81144), (1656, 77518), (1764, 72772), (1808, 71001), (1932, 66444), (2034, 63112), (2058, 62376), (2254, 56952), (2352, 54579), (2373, 54096), (2576, 49833), (2599, 49392), (2712, 47334), (2744, 46782), (2898, 44296), (3087, 41584), (3164, 40572), (3312, 38759), (3381, 37968), (3528, 36386), (3864, 33222), (4068, 31556), (4116, 31188), (4508, 28476), (4746, 27048), (5198, 24696), (5424, 23667), (5488, 23391), (5537, 23184), (5796, 22148), (6174, 20792), (6328, 20286), (6762, 18984), (7056, 18193), (7119, 18032), (7728, 16611), (7797, 16464), (7889, 16272), (8136, 15778), (8232, 15594), (9016, 14238), (9492, 13524), (10143, 12656), (10396, 12348), (11074, 11592)]