279081344

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1153}}^1$

素因数の和:1259

約数の個数: 64

約数和(自身を含む): 583831680

約数和(自身を除く): 304750336

約数列:

[1, 2, 4, 8, 16, 31, 32, 61, 62, 64, 122, 124, 128, 244, 248, 488, 496, 976, 992, 1153, 1891, 1952, 1984, 2306, 3782, 3904, 3968, 4612, 7564, 7808, 9224, 15128, 18448, 30256, 35743, 36896, 60512, 70333, 71486, 73792, 121024, 140666, 142972, 147584, 242048, 281332, 285944, 562664, 571888, 1125328, 1143776, 2180323, 2250656, 2287552, 4360646, 4501312, 4575104, 8721292, 9002624, 17442584, 34885168, 69770336, 139540672, 279081344]

約数ペア:

[(1, 279081344), (2, 139540672), (4, 69770336), (8, 34885168), (16, 17442584), (31, 9002624), (32, 8721292), (61, 4575104), (62, 4501312), (64, 4360646), (122, 2287552), (124, 2250656), (128, 2180323), (244, 1143776), (248, 1125328), (488, 571888), (496, 562664), (976, 285944), (992, 281332), (1153, 242048), (1891, 147584), (1952, 142972), (1984, 140666), (2306, 121024), (3782, 73792), (3904, 71486), (3968, 70333), (4612, 60512), (7564, 36896), (7808, 35743), (9224, 30256), (15128, 18448)]