47998720

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{487}}^1$

素因数の和:526

約数の個数: 144

約数和(自身を含む): 143635968

約数和(自身を除く): 95637248

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 224, 256, 280, 308, 320, 352, 385, 440, 448, 487, 560, 616, 640, 704, 770, 880, 896, 974, 1120, 1232, 1280, 1408, 1540, 1760, 1792, 1948, 2240, 2435, 2464, 2816, 3080, 3409, 3520, 3896, 4480, 4870, 4928, 5357, 6160, 6818, 7040, 7792, 8960, 9740, 9856, 10714, 12320, 13636, 14080, 15584, 17045, 19480, 19712, 21428, 24640, 26785, 27272, 31168, 34090, 37499, 38960, 42856, 49280, 53570, 54544, 62336, 68180, 74998, 77920, 85712, 98560, 107140, 109088, 124672, 136360, 149996, 155840, 171424, 187495, 214280, 218176, 272720, 299992, 311680, 342848, 374990, 428560, 436352, 545440, 599984, 623360, 685696, 749980, 857120, 872704, 1090880, 1199968, 1371392, 1499960, 1714240, 2181760, 2399936, 2999920, 3428480, 4363520, 4799872, 5999840, 6856960, 9599744, 11999680, 23999360, 47998720]

約数ペア:

[(1, 47998720), (2, 23999360), (4, 11999680), (5, 9599744), (7, 6856960), (8, 5999840), (10, 4799872), (11, 4363520), (14, 3428480), (16, 2999920), (20, 2399936), (22, 2181760), (28, 1714240), (32, 1499960), (35, 1371392), (40, 1199968), (44, 1090880), (55, 872704), (56, 857120), (64, 749980), (70, 685696), (77, 623360), (80, 599984), (88, 545440), (110, 436352), (112, 428560), (128, 374990), (140, 342848), (154, 311680), (160, 299992), (176, 272720), (220, 218176), (224, 214280), (256, 187495), (280, 171424), (308, 155840), (320, 149996), (352, 136360), (385, 124672), (440, 109088), (448, 107140), (487, 98560), (560, 85712), (616, 77920), (640, 74998), (704, 68180), (770, 62336), (880, 54544), (896, 53570), (974, 49280), (1120, 42856), (1232, 38960), (1280, 37499), (1408, 34090), (1540, 31168), (1760, 27272), (1792, 26785), (1948, 24640), (2240, 21428), (2435, 19712), (2464, 19480), (2816, 17045), (3080, 15584), (3409, 14080), (3520, 13636), (3896, 12320), (4480, 10714), (4870, 9856), (4928, 9740), (5357, 8960), (6160, 7792), (6818, 7040)]