254578688

素因数分解:

$2^{12}\times 7^1\times {\mathrm{13}}^1\times {\mathrm{683}}^1$

素因数の和:727

約数の個数: 104

約数和(自身を含む): 627496128

約数和(自身を除く): 372917440

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 256, 364, 416, 448, 512, 683, 728, 832, 896, 1024, 1366, 1456, 1664, 1792, 2048, 2732, 2912, 3328, 3584, 4096, 4781, 5464, 5824, 6656, 7168, 8879, 9562, 10928, 11648, 13312, 14336, 17758, 19124, 21856, 23296, 26624, 28672, 35516, 38248, 43712, 46592, 53248, 62153, 71032, 76496, 87424, 93184, 124306, 142064, 152992, 174848, 186368, 248612, 284128, 305984, 349696, 372736, 497224, 568256, 611968, 699392, 994448, 1136512, 1223936, 1398784, 1988896, 2273024, 2447872, 2797568, 3977792, 4546048, 4895744, 7955584, 9092096, 9791488, 15911168, 18184192, 19582976, 31822336, 36368384, 63644672, 127289344, 254578688]

約数ペア:

[(1, 254578688), (2, 127289344), (4, 63644672), (7, 36368384), (8, 31822336), (13, 19582976), (14, 18184192), (16, 15911168), (26, 9791488), (28, 9092096), (32, 7955584), (52, 4895744), (56, 4546048), (64, 3977792), (91, 2797568), (104, 2447872), (112, 2273024), (128, 1988896), (182, 1398784), (208, 1223936), (224, 1136512), (256, 994448), (364, 699392), (416, 611968), (448, 568256), (512, 497224), (683, 372736), (728, 349696), (832, 305984), (896, 284128), (1024, 248612), (1366, 186368), (1456, 174848), (1664, 152992), (1792, 142064), (2048, 124306), (2732, 93184), (2912, 87424), (3328, 76496), (3584, 71032), (4096, 62153), (4781, 53248), (5464, 46592), (5824, 43712), (6656, 38248), (7168, 35516), (8879, 28672), (9562, 26624), (10928, 23296), (11648, 21856), (13312, 19124), (14336, 17758)]