2156879872

素因数分解:

$2^{13}\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1297}}^1$

素因数の和:1359

約数の個数: 112

約数和(自身を含む): 5103632160

約数和(自身を除く): 2946752288

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 112, 116, 128, 203, 224, 232, 256, 406, 448, 464, 512, 812, 896, 928, 1024, 1297, 1624, 1792, 1856, 2048, 2594, 3248, 3584, 3712, 4096, 5188, 6496, 7168, 7424, 8192, 9079, 10376, 12992, 14336, 14848, 18158, 20752, 25984, 28672, 29696, 36316, 37613, 41504, 51968, 57344, 59392, 72632, 75226, 83008, 103936, 118784, 145264, 150452, 166016, 207872, 237568, 263291, 290528, 300904, 332032, 415744, 526582, 581056, 601808, 664064, 831488, 1053164, 1162112, 1203616, 1328128, 1662976, 2106328, 2324224, 2407232, 2656256, 4212656, 4648448, 4814464, 5312512, 8425312, 9296896, 9628928, 10625024, 16850624, 18593792, 19257856, 33701248, 37187584, 38515712, 67402496, 74375168, 77031424, 134804992, 154062848, 269609984, 308125696, 539219968, 1078439936, 2156879872]

約数ペア:

[(1, 2156879872), (2, 1078439936), (4, 539219968), (7, 308125696), (8, 269609984), (14, 154062848), (16, 134804992), (28, 77031424), (29, 74375168), (32, 67402496), (56, 38515712), (58, 37187584), (64, 33701248), (112, 19257856), (116, 18593792), (128, 16850624), (203, 10625024), (224, 9628928), (232, 9296896), (256, 8425312), (406, 5312512), (448, 4814464), (464, 4648448), (512, 4212656), (812, 2656256), (896, 2407232), (928, 2324224), (1024, 2106328), (1297, 1662976), (1624, 1328128), (1792, 1203616), (1856, 1162112), (2048, 1053164), (2594, 831488), (3248, 664064), (3584, 601808), (3712, 581056), (4096, 526582), (5188, 415744), (6496, 332032), (7168, 300904), (7424, 290528), (8192, 263291), (9079, 237568), (10376, 207872), (12992, 166016), (14336, 150452), (14848, 145264), (18158, 118784), (20752, 103936), (25984, 83008), (28672, 75226), (29696, 72632), (36316, 59392), (37613, 57344), (41504, 51968)]