20154152880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{106433}}^1$

素因数の和:106715

約数の個数: 120

約数和(自身を含む): 67942356768

約数和(自身を除く): 47788203888

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 263, 360, 526, 720, 789, 1052, 1315, 1578, 2104, 2367, 2630, 3156, 3945, 4208, 4734, 5260, 6312, 7890, 9468, 10520, 11835, 12624, 15780, 18936, 21040, 23670, 31560, 37872, 47340, 63120, 94680, 106433, 189360, 212866, 319299, 425732, 532165, 638598, 851464, 957897, 1064330, 1277196, 1596495, 1702928, 1915794, 2128660, 2554392, 3192990, 3831588, 4257320, 4789485, 5108784, 6385980, 7663176, 8514640, 9578970, 12771960, 15326352, 19157940, 25543920, 27991879, 38315880, 55983758, 76631760, 83975637, 111967516, 139959395, 167951274, 223935032, 251926911, 279918790, 335902548, 419878185, 447870064, 503853822, 559837580, 671805096, 839756370, 1007707644, 1119675160, 1259634555, 1343610192, 1679512740, 2015415288, 2239350320, 2519269110, 3359025480, 4030830576, 5038538220, 6718050960, 10077076440, 20154152880]

約数ペア:

[(1, 20154152880), (2, 10077076440), (3, 6718050960), (4, 5038538220), (5, 4030830576), (6, 3359025480), (8, 2519269110), (9, 2239350320), (10, 2015415288), (12, 1679512740), (15, 1343610192), (16, 1259634555), (18, 1119675160), (20, 1007707644), (24, 839756370), (30, 671805096), (36, 559837580), (40, 503853822), (45, 447870064), (48, 419878185), (60, 335902548), (72, 279918790), (80, 251926911), (90, 223935032), (120, 167951274), (144, 139959395), (180, 111967516), (240, 83975637), (263, 76631760), (360, 55983758), (526, 38315880), (720, 27991879), (789, 25543920), (1052, 19157940), (1315, 15326352), (1578, 12771960), (2104, 9578970), (2367, 8514640), (2630, 7663176), (3156, 6385980), (3945, 5108784), (4208, 4789485), (4734, 4257320), (5260, 3831588), (6312, 3192990), (7890, 2554392), (9468, 2128660), (10520, 1915794), (11835, 1702928), (12624, 1596495), (15780, 1277196), (18936, 1064330), (21040, 957897), (23670, 851464), (31560, 638598), (37872, 532165), (47340, 425732), (63120, 319299), (94680, 212866), (106433, 189360)]