127871744

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1$

素因数の和:546

約数の個数: 144

約数和(自身を含む): 343392000

約数和(自身を除く): 215520256

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 52, 56, 64, 77, 88, 91, 104, 112, 128, 143, 154, 176, 182, 208, 224, 256, 286, 308, 352, 364, 416, 448, 499, 572, 616, 704, 728, 832, 896, 998, 1001, 1144, 1232, 1408, 1456, 1664, 1792, 1996, 2002, 2288, 2464, 2816, 2912, 3328, 3493, 3992, 4004, 4576, 4928, 5489, 5824, 6487, 6986, 7984, 8008, 9152, 9856, 10978, 11648, 12974, 13972, 15968, 16016, 18304, 19712, 21956, 23296, 25948, 27944, 31936, 32032, 36608, 38423, 43912, 45409, 51896, 55888, 63872, 64064, 71357, 76846, 87824, 90818, 103792, 111776, 127744, 128128, 142714, 153692, 175648, 181636, 207584, 223552, 256256, 285428, 307384, 351296, 363272, 415168, 447104, 499499, 570856, 614768, 702592, 726544, 830336, 894208, 998998, 1141712, 1229536, 1405184, 1453088, 1660672, 1997996, 2283424, 2459072, 2906176, 3995992, 4566848, 4918144, 5812352, 7991984, 9133696, 9836288, 11624704, 15983968, 18267392, 31967936, 63935872, 127871744]

約数ペア:

[(1, 127871744), (2, 63935872), (4, 31967936), (7, 18267392), (8, 15983968), (11, 11624704), (13, 9836288), (14, 9133696), (16, 7991984), (22, 5812352), (26, 4918144), (28, 4566848), (32, 3995992), (44, 2906176), (52, 2459072), (56, 2283424), (64, 1997996), (77, 1660672), (88, 1453088), (91, 1405184), (104, 1229536), (112, 1141712), (128, 998998), (143, 894208), (154, 830336), (176, 726544), (182, 702592), (208, 614768), (224, 570856), (256, 499499), (286, 447104), (308, 415168), (352, 363272), (364, 351296), (416, 307384), (448, 285428), (499, 256256), (572, 223552), (616, 207584), (704, 181636), (728, 175648), (832, 153692), (896, 142714), (998, 128128), (1001, 127744), (1144, 111776), (1232, 103792), (1408, 90818), (1456, 87824), (1664, 76846), (1792, 71357), (1996, 64064), (2002, 63872), (2288, 55888), (2464, 51896), (2816, 45409), (2912, 43912), (3328, 38423), (3493, 36608), (3992, 32032), (4004, 31936), (4576, 27944), (4928, 25948), (5489, 23296), (5824, 21956), (6487, 19712), (6986, 18304), (7984, 16016), (8008, 15968), (9152, 13972), (9856, 12974), (10978, 11648)]