256116224

素因数分解:

$2^9\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:300

約数の個数: 160

約数和(自身を含む): 659957760

約数和(自身を除く): 403841536

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 32, 46, 52, 56, 64, 91, 92, 104, 112, 128, 161, 182, 184, 208, 224, 239, 256, 299, 322, 364, 368, 416, 448, 478, 512, 598, 644, 728, 736, 832, 896, 956, 1196, 1288, 1456, 1472, 1664, 1673, 1792, 1912, 2093, 2392, 2576, 2912, 2944, 3107, 3328, 3346, 3584, 3824, 4186, 4784, 5152, 5497, 5824, 5888, 6214, 6656, 6692, 7648, 8372, 9568, 10304, 10994, 11648, 11776, 12428, 13384, 15296, 16744, 19136, 20608, 21749, 21988, 23296, 24856, 26768, 30592, 33488, 38272, 38479, 41216, 43498, 43976, 46592, 49712, 53536, 61184, 66976, 71461, 76544, 76958, 82432, 86996, 87952, 99424, 107072, 122368, 133952, 142922, 153088, 153916, 173992, 175904, 198848, 214144, 267904, 285844, 307832, 347984, 351808, 397696, 428288, 500227, 535808, 571688, 615664, 695968, 703616, 795392, 856576, 1000454, 1071616, 1143376, 1231328, 1391936, 1407232, 1590784, 2000908, 2286752, 2462656, 2783872, 2814464, 4001816, 4573504, 4925312, 5567744, 8003632, 9147008, 9850624, 11135488, 16007264, 18294016, 19701248, 32014528, 36588032, 64029056, 128058112, 256116224]

約数ペア:

[(1, 256116224), (2, 128058112), (4, 64029056), (7, 36588032), (8, 32014528), (13, 19701248), (14, 18294016), (16, 16007264), (23, 11135488), (26, 9850624), (28, 9147008), (32, 8003632), (46, 5567744), (52, 4925312), (56, 4573504), (64, 4001816), (91, 2814464), (92, 2783872), (104, 2462656), (112, 2286752), (128, 2000908), (161, 1590784), (182, 1407232), (184, 1391936), (208, 1231328), (224, 1143376), (239, 1071616), (256, 1000454), (299, 856576), (322, 795392), (364, 703616), (368, 695968), (416, 615664), (448, 571688), (478, 535808), (512, 500227), (598, 428288), (644, 397696), (728, 351808), (736, 347984), (832, 307832), (896, 285844), (956, 267904), (1196, 214144), (1288, 198848), (1456, 175904), (1472, 173992), (1664, 153916), (1673, 153088), (1792, 142922), (1912, 133952), (2093, 122368), (2392, 107072), (2576, 99424), (2912, 87952), (2944, 86996), (3107, 82432), (3328, 76958), (3346, 76544), (3584, 71461), (3824, 66976), (4186, 61184), (4784, 53536), (5152, 49712), (5497, 46592), (5824, 43976), (5888, 43498), (6214, 41216), (6656, 38479), (6692, 38272), (7648, 33488), (8372, 30592), (9568, 26768), (10304, 24856), (10994, 23296), (11648, 21988), (11776, 21749), (12428, 20608), (13384, 19136), (15296, 16744)]