1551216128

素因数分解:

$2^9\times 7^3\times {\mathrm{11}}^2\times {\mathrm{73}}^1$

素因数の和:134

約数の個数: 240

約数和(自身を含む): 4027346400

約数和(自身を除く): 2476130272

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 64, 73, 77, 88, 98, 112, 121, 128, 146, 154, 176, 196, 224, 242, 256, 292, 308, 343, 352, 392, 448, 484, 511, 512, 539, 584, 616, 686, 704, 784, 803, 847, 896, 968, 1022, 1078, 1168, 1232, 1372, 1408, 1568, 1606, 1694, 1792, 1936, 2044, 2156, 2336, 2464, 2744, 2816, 3136, 3212, 3388, 3577, 3584, 3773, 3872, 4088, 4312, 4672, 4928, 5488, 5621, 5632, 5929, 6272, 6424, 6776, 7154, 7546, 7744, 8176, 8624, 8833, 9344, 9856, 10976, 11242, 11858, 12544, 12848, 13552, 14308, 15092, 15488, 16352, 17248, 17666, 18688, 19712, 21952, 22484, 23716, 25039, 25088, 25696, 27104, 28616, 30184, 30976, 32704, 34496, 35332, 37376, 39347, 39424, 41503, 43904, 44968, 47432, 50078, 51392, 54208, 57232, 60368, 61831, 61952, 65408, 68992, 70664, 78694, 83006, 87808, 89936, 94864, 100156, 102784, 108416, 114464, 120736, 123662, 130816, 137984, 141328, 157388, 166012, 175616, 179872, 189728, 200312, 205568, 216832, 228928, 241472, 247324, 261632, 275429, 275968, 282656, 314776, 332024, 359744, 379456, 400624, 411136, 432817, 433664, 457856, 482944, 494648, 550858, 565312, 629552, 664048, 719488, 758912, 801248, 865634, 915712, 965888, 989296, 1101716, 1130624, 1259104, 1328096, 1438976, 1517824, 1602496, 1731268, 1831424, 1931776, 1978592, 2203432, 2261248, 2518208, 2656192, 2877952, 3029719, 3035648, 3204992, 3462536, 3957184, 4406864, 4522496, 5036416, 5312384, 6059438, 6409984, 6925072, 7914368, 8813728, 10072832, 10624768, 12118876, 12819968, 13850144, 15828736, 17627456, 20145664, 21249536, 24237752, 27700288, 31657472, 35254912, 48475504, 55400576, 70509824, 96951008, 110801152, 141019648, 193902016, 221602304, 387804032, 775608064, 1551216128]

約数ペア:

[(1, 1551216128), (2, 775608064), (4, 387804032), (7, 221602304), (8, 193902016), (11, 141019648), (14, 110801152), (16, 96951008), (22, 70509824), (28, 55400576), (32, 48475504), (44, 35254912), (49, 31657472), (56, 27700288), (64, 24237752), (73, 21249536), (77, 20145664), (88, 17627456), (98, 15828736), (112, 13850144), (121, 12819968), (128, 12118876), (146, 10624768), (154, 10072832), (176, 8813728), (196, 7914368), (224, 6925072), (242, 6409984), (256, 6059438), (292, 5312384), (308, 5036416), (343, 4522496), (352, 4406864), (392, 3957184), (448, 3462536), (484, 3204992), (511, 3035648), (512, 3029719), (539, 2877952), (584, 2656192), (616, 2518208), (686, 2261248), (704, 2203432), (784, 1978592), (803, 1931776), (847, 1831424), (896, 1731268), (968, 1602496), (1022, 1517824), (1078, 1438976), (1168, 1328096), (1232, 1259104), (1372, 1130624), (1408, 1101716), (1568, 989296), (1606, 965888), (1694, 915712), (1792, 865634), (1936, 801248), (2044, 758912), (2156, 719488), (2336, 664048), (2464, 629552), (2744, 565312), (2816, 550858), (3136, 494648), (3212, 482944), (3388, 457856), (3577, 433664), (3584, 432817), (3773, 411136), (3872, 400624), (4088, 379456), (4312, 359744), (4672, 332024), (4928, 314776), (5488, 282656), (5621, 275968), (5632, 275429), (5929, 261632), (6272, 247324), (6424, 241472), (6776, 228928), (7154, 216832), (7546, 205568), (7744, 200312), (8176, 189728), (8624, 179872), (8833, 175616), (9344, 166012), (9856, 157388), (10976, 141328), (11242, 137984), (11858, 130816), (12544, 123662), (12848, 120736), (13552, 114464), (14308, 108416), (15092, 102784), (15488, 100156), (16352, 94864), (17248, 89936), (17666, 87808), (18688, 83006), (19712, 78694), (21952, 70664), (22484, 68992), (23716, 65408), (25039, 61952), (25088, 61831), (25696, 60368), (27104, 57232), (28616, 54208), (30184, 51392), (30976, 50078), (32704, 47432), (34496, 44968), (35332, 43904), (37376, 41503), (39347, 39424)]