131015808

素因数分解:

$2^7\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1$

素因数の和:256

約数の個数: 288

約数和(自身を含む): 480701520

約数和(自身を除く): 349685712

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 32, 33, 36, 42, 44, 48, 49, 56, 63, 64, 66, 72, 77, 84, 88, 96, 98, 99, 112, 126, 128, 132, 144, 147, 154, 168, 176, 192, 196, 198, 211, 224, 231, 252, 264, 288, 294, 308, 336, 352, 384, 392, 396, 422, 441, 448, 462, 504, 528, 539, 576, 588, 616, 633, 672, 693, 704, 784, 792, 844, 882, 896, 924, 1008, 1056, 1078, 1152, 1176, 1232, 1266, 1344, 1386, 1408, 1477, 1568, 1584, 1617, 1688, 1764, 1848, 1899, 2016, 2112, 2156, 2321, 2352, 2464, 2532, 2688, 2772, 2954, 3136, 3168, 3234, 3376, 3528, 3696, 3798, 4032, 4224, 4312, 4431, 4642, 4704, 4851, 4928, 5064, 5544, 5908, 6272, 6336, 6468, 6752, 6963, 7056, 7392, 7596, 8064, 8624, 8862, 9284, 9408, 9702, 9856, 10128, 10339, 11088, 11816, 12672, 12936, 13293, 13504, 13926, 14112, 14784, 15192, 16247, 17248, 17724, 18568, 18816, 19404, 20256, 20678, 20889, 22176, 23632, 25872, 26586, 27008, 27852, 28224, 29568, 30384, 31017, 32494, 34496, 35448, 37136, 38808, 40512, 41356, 41778, 44352, 47264, 48741, 51744, 53172, 55704, 56448, 60768, 62034, 64988, 68992, 70896, 74272, 77616, 81024, 82712, 83556, 88704, 93051, 94528, 97482, 103488, 106344, 111408, 113729, 121536, 124068, 129976, 141792, 146223, 148544, 155232, 165424, 167112, 186102, 189056, 194964, 206976, 212688, 222816, 227458, 243072, 248136, 259952, 283584, 292446, 297088, 310464, 330848, 334224, 341187, 372204, 389928, 425376, 445632, 454916, 496272, 519904, 567168, 584892, 620928, 661696, 668448, 682374, 744408, 779856, 850752, 891264, 909832, 992544, 1023561, 1039808, 1169784, 1323392, 1336896, 1364748, 1488816, 1559712, 1701504, 1819664, 1985088, 2047122, 2079616, 2339568, 2673792, 2729496, 2977632, 3119424, 3639328, 3970176, 4094244, 4679136, 5458992, 5955264, 6238848, 7278656, 8188488, 9358272, 10917984, 11910528, 14557312, 16376976, 18716544, 21835968, 32753952, 43671936, 65507904, 131015808]

約数ペア:

[(1, 131015808), (2, 65507904), (3, 43671936), (4, 32753952), (6, 21835968), (7, 18716544), (8, 16376976), (9, 14557312), (11, 11910528), (12, 10917984), (14, 9358272), (16, 8188488), (18, 7278656), (21, 6238848), (22, 5955264), (24, 5458992), (28, 4679136), (32, 4094244), (33, 3970176), (36, 3639328), (42, 3119424), (44, 2977632), (48, 2729496), (49, 2673792), (56, 2339568), (63, 2079616), (64, 2047122), (66, 1985088), (72, 1819664), (77, 1701504), (84, 1559712), (88, 1488816), (96, 1364748), (98, 1336896), (99, 1323392), (112, 1169784), (126, 1039808), (128, 1023561), (132, 992544), (144, 909832), (147, 891264), (154, 850752), (168, 779856), (176, 744408), (192, 682374), (196, 668448), (198, 661696), (211, 620928), (224, 584892), (231, 567168), (252, 519904), (264, 496272), (288, 454916), (294, 445632), (308, 425376), (336, 389928), (352, 372204), (384, 341187), (392, 334224), (396, 330848), (422, 310464), (441, 297088), (448, 292446), (462, 283584), (504, 259952), (528, 248136), (539, 243072), (576, 227458), (588, 222816), (616, 212688), (633, 206976), (672, 194964), (693, 189056), (704, 186102), (784, 167112), (792, 165424), (844, 155232), (882, 148544), (896, 146223), (924, 141792), (1008, 129976), (1056, 124068), (1078, 121536), (1152, 113729), (1176, 111408), (1232, 106344), (1266, 103488), (1344, 97482), (1386, 94528), (1408, 93051), (1477, 88704), (1568, 83556), (1584, 82712), (1617, 81024), (1688, 77616), (1764, 74272), (1848, 70896), (1899, 68992), (2016, 64988), (2112, 62034), (2156, 60768), (2321, 56448), (2352, 55704), (2464, 53172), (2532, 51744), (2688, 48741), (2772, 47264), (2954, 44352), (3136, 41778), (3168, 41356), (3234, 40512), (3376, 38808), (3528, 37136), (3696, 35448), (3798, 34496), (4032, 32494), (4224, 31017), (4312, 30384), (4431, 29568), (4642, 28224), (4704, 27852), (4851, 27008), (4928, 26586), (5064, 25872), (5544, 23632), (5908, 22176), (6272, 20889), (6336, 20678), (6468, 20256), (6752, 19404), (6963, 18816), (7056, 18568), (7392, 17724), (7596, 17248), (8064, 16247), (8624, 15192), (8862, 14784), (9284, 14112), (9408, 13926), (9702, 13504), (9856, 13293), (10128, 12936), (10339, 12672), (11088, 11816)]