123182080

素因数分解:

$2^{10}\times 5^1\times 7^2\times {\mathrm{491}}^1$

素因数の和:530

約数の個数: 132

約数和(自身を含む): 344436408

約数和(自身を除く): 221254328

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 491, 512, 560, 640, 784, 896, 980, 982, 1024, 1120, 1280, 1568, 1792, 1960, 1964, 2240, 2455, 2560, 3136, 3437, 3584, 3920, 3928, 4480, 4910, 5120, 6272, 6874, 7168, 7840, 7856, 8960, 9820, 12544, 13748, 15680, 15712, 17185, 17920, 19640, 24059, 25088, 27496, 31360, 31424, 34370, 35840, 39280, 48118, 50176, 54992, 62720, 62848, 68740, 78560, 96236, 109984, 120295, 125440, 125696, 137480, 157120, 192472, 219968, 240590, 250880, 251392, 274960, 314240, 384944, 439936, 481180, 502784, 549920, 628480, 769888, 879872, 962360, 1099840, 1256960, 1539776, 1759744, 1924720, 2199680, 2513920, 3079552, 3519488, 3849440, 4399360, 6159104, 7698880, 8798720, 12318208, 15397760, 17597440, 24636416, 30795520, 61591040, 123182080]

約数ペア:

[(1, 123182080), (2, 61591040), (4, 30795520), (5, 24636416), (7, 17597440), (8, 15397760), (10, 12318208), (14, 8798720), (16, 7698880), (20, 6159104), (28, 4399360), (32, 3849440), (35, 3519488), (40, 3079552), (49, 2513920), (56, 2199680), (64, 1924720), (70, 1759744), (80, 1539776), (98, 1256960), (112, 1099840), (128, 962360), (140, 879872), (160, 769888), (196, 628480), (224, 549920), (245, 502784), (256, 481180), (280, 439936), (320, 384944), (392, 314240), (448, 274960), (490, 251392), (491, 250880), (512, 240590), (560, 219968), (640, 192472), (784, 157120), (896, 137480), (980, 125696), (982, 125440), (1024, 120295), (1120, 109984), (1280, 96236), (1568, 78560), (1792, 68740), (1960, 62848), (1964, 62720), (2240, 54992), (2455, 50176), (2560, 48118), (3136, 39280), (3437, 35840), (3584, 34370), (3920, 31424), (3928, 31360), (4480, 27496), (4910, 25088), (5120, 24059), (6272, 19640), (6874, 17920), (7168, 17185), (7840, 15712), (7856, 15680), (8960, 13748), (9820, 12544)]