16156688128

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^1\times {\mathrm{290839}}^1$

素因数の和:290893

約数の個数: 72

約数和(自身を含む): 38046525440

約数和(自身を除く): 21889837312

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 868, 896, 992, 1736, 1792, 1984, 3472, 3968, 6944, 7936, 13888, 27776, 55552, 290839, 581678, 1163356, 2035873, 2326712, 4071746, 4653424, 8143492, 9016009, 9306848, 16286984, 18032018, 18613696, 32573968, 36064036, 37227392, 63112063, 65147936, 72128072, 74454784, 126224126, 130295872, 144256144, 252448252, 260591744, 288512288, 504896504, 521183488, 577024576, 1009793008, 1154049152, 2019586016, 2308098304, 4039172032, 8078344064, 16156688128]

約数ペア:

[(1, 16156688128), (2, 8078344064), (4, 4039172032), (7, 2308098304), (8, 2019586016), (14, 1154049152), (16, 1009793008), (28, 577024576), (31, 521183488), (32, 504896504), (56, 288512288), (62, 260591744), (64, 252448252), (112, 144256144), (124, 130295872), (128, 126224126), (217, 74454784), (224, 72128072), (248, 65147936), (256, 63112063), (434, 37227392), (448, 36064036), (496, 32573968), (868, 18613696), (896, 18032018), (992, 16286984), (1736, 9306848), (1792, 9016009), (1984, 8143492), (3472, 4653424), (3968, 4071746), (6944, 2326712), (7936, 2035873), (13888, 1163356), (27776, 581678), (55552, 290839)]