246364160

素因数分解:

$2^{11}\times 5^1\times 7^2\times {\mathrm{491}}^1$

素因数の和:532

約数の個数: 144

約数和(自身を含む): 689041080

約数和(自身を除く): 442676920

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, 2048, 2240, 2455, 2560, 3136, 3437, 3584, 3920, 3928, 4480, 4910, 5120, 6272, 6874, 7168, 7840, 7856, 8960, 9820, 10240, 12544, 13748, 14336, 15680, 15712, 17185, 17920, 19640, 24059, 25088, 27496, 31360, 31424, 34370, 35840, 39280, 48118, 50176, 54992, 62720, 62848, 68740, 71680, 78560, 96236, 100352, 109984, 120295, 125440, 125696, 137480, 157120, 192472, 219968, 240590, 250880, 251392, 274960, 314240, 384944, 439936, 481180, 501760, 502784, 549920, 628480, 769888, 879872, 962360, 1005568, 1099840, 1256960, 1539776, 1759744, 1924720, 2199680, 2513920, 3079552, 3519488, 3849440, 4399360, 5027840, 6159104, 7038976, 7698880, 8798720, 12318208, 15397760, 17597440, 24636416, 30795520, 35194880, 49272832, 61591040, 123182080, 246364160]

約数ペア:

[(1, 246364160), (2, 123182080), (4, 61591040), (5, 49272832), (7, 35194880), (8, 30795520), (10, 24636416), (14, 17597440), (16, 15397760), (20, 12318208), (28, 8798720), (32, 7698880), (35, 7038976), (40, 6159104), (49, 5027840), (56, 4399360), (64, 3849440), (70, 3519488), (80, 3079552), (98, 2513920), (112, 2199680), (128, 1924720), (140, 1759744), (160, 1539776), (196, 1256960), (224, 1099840), (245, 1005568), (256, 962360), (280, 879872), (320, 769888), (392, 628480), (448, 549920), (490, 502784), (491, 501760), (512, 481180), (560, 439936), (640, 384944), (784, 314240), (896, 274960), (980, 251392), (982, 250880), (1024, 240590), (1120, 219968), (1280, 192472), (1568, 157120), (1792, 137480), (1960, 125696), (1964, 125440), (2048, 120295), (2240, 109984), (2455, 100352), (2560, 96236), (3136, 78560), (3437, 71680), (3584, 68740), (3920, 62848), (3928, 62720), (4480, 54992), (4910, 50176), (5120, 48118), (6272, 39280), (6874, 35840), (7168, 34370), (7840, 31424), (7856, 31360), (8960, 27496), (9820, 25088), (10240, 24059), (12544, 19640), (13748, 17920), (14336, 17185), (15680, 15712)]