21198784800

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{401}}^1\times {\mathrm{22027}}^1$

素因数の和:22451

約数の個数: 144

約数和(自身を含む): 69177259872

約数和(自身を除く): 47978475072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 150, 160, 200, 240, 300, 400, 401, 480, 600, 800, 802, 1200, 1203, 1604, 2005, 2400, 2406, 3208, 4010, 4812, 6015, 6416, 8020, 9624, 10025, 12030, 12832, 16040, 19248, 20050, 22027, 24060, 30075, 32080, 38496, 40100, 44054, 48120, 60150, 64160, 66081, 80200, 88108, 96240, 110135, 120300, 132162, 160400, 176216, 192480, 220270, 240600, 264324, 320800, 330405, 352432, 440540, 481200, 528648, 550675, 660810, 704864, 881080, 962400, 1057296, 1101350, 1321620, 1652025, 1762160, 2114592, 2202700, 2643240, 3304050, 3524320, 4405400, 5286480, 6608100, 8810800, 8832827, 10572960, 13216200, 17621600, 17665654, 26432400, 26498481, 35331308, 44164135, 52864800, 52996962, 70662616, 88328270, 105993924, 132492405, 141325232, 176656540, 211987848, 220820675, 264984810, 282650464, 353313080, 423975696, 441641350, 529969620, 662462025, 706626160, 847951392, 883282700, 1059939240, 1324924050, 1413252320, 1766565400, 2119878480, 2649848100, 3533130800, 4239756960, 5299696200, 7066261600, 10599392400, 21198784800]

約数ペア:

[(1, 21198784800), (2, 10599392400), (3, 7066261600), (4, 5299696200), (5, 4239756960), (6, 3533130800), (8, 2649848100), (10, 2119878480), (12, 1766565400), (15, 1413252320), (16, 1324924050), (20, 1059939240), (24, 883282700), (25, 847951392), (30, 706626160), (32, 662462025), (40, 529969620), (48, 441641350), (50, 423975696), (60, 353313080), (75, 282650464), (80, 264984810), (96, 220820675), (100, 211987848), (120, 176656540), (150, 141325232), (160, 132492405), (200, 105993924), (240, 88328270), (300, 70662616), (400, 52996962), (401, 52864800), (480, 44164135), (600, 35331308), (800, 26498481), (802, 26432400), (1200, 17665654), (1203, 17621600), (1604, 13216200), (2005, 10572960), (2400, 8832827), (2406, 8810800), (3208, 6608100), (4010, 5286480), (4812, 4405400), (6015, 3524320), (6416, 3304050), (8020, 2643240), (9624, 2202700), (10025, 2114592), (12030, 1762160), (12832, 1652025), (16040, 1321620), (19248, 1101350), (20050, 1057296), (22027, 962400), (24060, 881080), (30075, 704864), (32080, 660810), (38496, 550675), (40100, 528648), (44054, 481200), (48120, 440540), (60150, 352432), (64160, 330405), (66081, 320800), (80200, 264324), (88108, 240600), (96240, 220270), (110135, 192480), (120300, 176216), (132162, 160400)]