248422160

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{499}}^1$

素因数の和:653

約数の個数: 120

約数和(自身を含む): 678528000

約数和(自身を除く): 430105840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 127, 140, 196, 245, 254, 280, 392, 490, 499, 508, 560, 635, 784, 889, 980, 998, 1016, 1270, 1778, 1960, 1996, 2032, 2495, 2540, 3493, 3556, 3920, 3992, 4445, 4990, 5080, 6223, 6986, 7112, 7984, 8890, 9980, 10160, 12446, 13972, 14224, 17465, 17780, 19960, 24451, 24892, 27944, 31115, 34930, 35560, 39920, 48902, 49784, 55888, 62230, 63373, 69860, 71120, 97804, 99568, 122255, 124460, 126746, 139720, 195608, 244510, 248920, 253492, 279440, 316865, 391216, 443611, 489020, 497840, 506984, 633730, 887222, 978040, 1013968, 1267460, 1774444, 1956080, 2218055, 2534920, 3105277, 3548888, 4436110, 5069840, 6210554, 7097776, 8872220, 12421108, 15526385, 17744440, 24842216, 31052770, 35488880, 49684432, 62105540, 124211080, 248422160]

約数ペア:

[(1, 248422160), (2, 124211080), (4, 62105540), (5, 49684432), (7, 35488880), (8, 31052770), (10, 24842216), (14, 17744440), (16, 15526385), (20, 12421108), (28, 8872220), (35, 7097776), (40, 6210554), (49, 5069840), (56, 4436110), (70, 3548888), (80, 3105277), (98, 2534920), (112, 2218055), (127, 1956080), (140, 1774444), (196, 1267460), (245, 1013968), (254, 978040), (280, 887222), (392, 633730), (490, 506984), (499, 497840), (508, 489020), (560, 443611), (635, 391216), (784, 316865), (889, 279440), (980, 253492), (998, 248920), (1016, 244510), (1270, 195608), (1778, 139720), (1960, 126746), (1996, 124460), (2032, 122255), (2495, 99568), (2540, 97804), (3493, 71120), (3556, 69860), (3920, 63373), (3992, 62230), (4445, 55888), (4990, 49784), (5080, 48902), (6223, 39920), (6986, 35560), (7112, 34930), (7984, 31115), (8890, 27944), (9980, 24892), (10160, 24451), (12446, 19960), (13972, 17780), (14224, 17465)]