21298560

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11093}}^1$

素因数の和:11115

約数の個数: 64

約数和(自身を含む): 67895280

約数和(自身を除く): 46596720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 11093, 22186, 33279, 44372, 55465, 66558, 88744, 110930, 133116, 166395, 177488, 221860, 266232, 332790, 354976, 443720, 532464, 665580, 709952, 887440, 1064928, 1331160, 1419904, 1774880, 2129856, 2662320, 3549760, 4259712, 5324640, 7099520, 10649280, 21298560]

約数ペア:

[(1, 21298560), (2, 10649280), (3, 7099520), (4, 5324640), (5, 4259712), (6, 3549760), (8, 2662320), (10, 2129856), (12, 1774880), (15, 1419904), (16, 1331160), (20, 1064928), (24, 887440), (30, 709952), (32, 665580), (40, 532464), (48, 443720), (60, 354976), (64, 332790), (80, 266232), (96, 221860), (120, 177488), (128, 166395), (160, 133116), (192, 110930), (240, 88744), (320, 66558), (384, 55465), (480, 44372), (640, 33279), (960, 22186), (1920, 11093)]