19744817760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{44089}}^1$

素因数の和:44421

約数の個数: 144

約数和(自身を含む): 67597377120

約数和(自身を除く): 47852559360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 311, 360, 480, 622, 720, 933, 1244, 1440, 1555, 1866, 2488, 2799, 3110, 3732, 4665, 4976, 5598, 6220, 7464, 9330, 9952, 11196, 12440, 13995, 14928, 18660, 22392, 24880, 27990, 29856, 37320, 44089, 44784, 49760, 55980, 74640, 88178, 89568, 111960, 132267, 149280, 176356, 220445, 223920, 264534, 352712, 396801, 440890, 447840, 529068, 661335, 705424, 793602, 881780, 1058136, 1322670, 1410848, 1587204, 1763560, 1984005, 2116272, 2645340, 3174408, 3527120, 3968010, 4232544, 5290680, 6348816, 7054240, 7936020, 10581360, 12697632, 13711679, 15872040, 21162720, 27423358, 31744080, 41135037, 54846716, 63488160, 68558395, 82270074, 109693432, 123405111, 137116790, 164540148, 205675185, 219386864, 246810222, 274233580, 329080296, 411350370, 438773728, 493620444, 548467160, 617025555, 658160592, 822700740, 987240888, 1096934320, 1234051110, 1316321184, 1645401480, 1974481776, 2193868640, 2468102220, 3290802960, 3948963552, 4936204440, 6581605920, 9872408880, 19744817760]

約数ペア:

[(1, 19744817760), (2, 9872408880), (3, 6581605920), (4, 4936204440), (5, 3948963552), (6, 3290802960), (8, 2468102220), (9, 2193868640), (10, 1974481776), (12, 1645401480), (15, 1316321184), (16, 1234051110), (18, 1096934320), (20, 987240888), (24, 822700740), (30, 658160592), (32, 617025555), (36, 548467160), (40, 493620444), (45, 438773728), (48, 411350370), (60, 329080296), (72, 274233580), (80, 246810222), (90, 219386864), (96, 205675185), (120, 164540148), (144, 137116790), (160, 123405111), (180, 109693432), (240, 82270074), (288, 68558395), (311, 63488160), (360, 54846716), (480, 41135037), (622, 31744080), (720, 27423358), (933, 21162720), (1244, 15872040), (1440, 13711679), (1555, 12697632), (1866, 10581360), (2488, 7936020), (2799, 7054240), (3110, 6348816), (3732, 5290680), (4665, 4232544), (4976, 3968010), (5598, 3527120), (6220, 3174408), (7464, 2645340), (9330, 2116272), (9952, 1984005), (11196, 1763560), (12440, 1587204), (13995, 1410848), (14928, 1322670), (18660, 1058136), (22392, 881780), (24880, 793602), (27990, 705424), (29856, 661335), (37320, 529068), (44089, 447840), (44784, 440890), (49760, 396801), (55980, 352712), (74640, 264534), (88178, 223920), (89568, 220445), (111960, 176356), (132267, 149280)]