2154277440

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{106859}}^1$

素因数の和:106889

約数の個数: 168

約数和(自身を含む): 8468441280

約数和(自身を除く): 6314163840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 20160, 106859, 213718, 320577, 427436, 534295, 641154, 748013, 854872, 961731, 1068590, 1282308, 1496026, 1602885, 1709744, 1923462, 2137180, 2244039, 2564616, 2992052, 3205770, 3419488, 3740065, 3846924, 4274360, 4488078, 4808655, 5129232, 5984104, 6411540, 6732117, 6838976, 7480130, 7693848, 8548720, 8976156, 9617310, 10258464, 11220195, 11968208, 12823080, 13464234, 14960260, 15387696, 17097440, 17952312, 19234620, 20516928, 22440390, 23936416, 25646160, 26928468, 29920520, 30775392, 33660585, 34194880, 35904624, 38469240, 44880780, 47872832, 51292320, 53856936, 59841040, 61550784, 67321170, 71809248, 76938480, 89761560, 102584640, 107713872, 119682080, 134642340, 143618496, 153876960, 179523120, 215427744, 239364160, 269284680, 307753920, 359046240, 430855488, 538569360, 718092480, 1077138720, 2154277440]

約数ペア:

[(1, 2154277440), (2, 1077138720), (3, 718092480), (4, 538569360), (5, 430855488), (6, 359046240), (7, 307753920), (8, 269284680), (9, 239364160), (10, 215427744), (12, 179523120), (14, 153876960), (15, 143618496), (16, 134642340), (18, 119682080), (20, 107713872), (21, 102584640), (24, 89761560), (28, 76938480), (30, 71809248), (32, 67321170), (35, 61550784), (36, 59841040), (40, 53856936), (42, 51292320), (45, 47872832), (48, 44880780), (56, 38469240), (60, 35904624), (63, 34194880), (64, 33660585), (70, 30775392), (72, 29920520), (80, 26928468), (84, 25646160), (90, 23936416), (96, 22440390), (105, 20516928), (112, 19234620), (120, 17952312), (126, 17097440), (140, 15387696), (144, 14960260), (160, 13464234), (168, 12823080), (180, 11968208), (192, 11220195), (210, 10258464), (224, 9617310), (240, 8976156), (252, 8548720), (280, 7693848), (288, 7480130), (315, 6838976), (320, 6732117), (336, 6411540), (360, 5984104), (420, 5129232), (448, 4808655), (480, 4488078), (504, 4274360), (560, 3846924), (576, 3740065), (630, 3419488), (672, 3205770), (720, 2992052), (840, 2564616), (960, 2244039), (1008, 2137180), (1120, 1923462), (1260, 1709744), (1344, 1602885), (1440, 1496026), (1680, 1282308), (2016, 1068590), (2240, 961731), (2520, 854872), (2880, 748013), (3360, 641154), (4032, 534295), (5040, 427436), (6720, 320577), (10080, 213718), (20160, 106859)]