20163955980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{14387}}^1$

素因数の和:14524

約数の個数: 192

約数和(自身を含む): 66830303232

約数和(自身を除く): 46666347252

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 60, 70, 71, 84, 94, 105, 140, 141, 142, 188, 210, 213, 235, 282, 284, 329, 355, 420, 426, 470, 497, 564, 658, 705, 710, 852, 940, 987, 994, 1065, 1316, 1410, 1420, 1491, 1645, 1974, 1988, 2130, 2485, 2820, 2982, 3290, 3337, 3948, 4260, 4935, 4970, 5964, 6580, 6674, 7455, 9870, 9940, 10011, 13348, 14387, 14910, 16685, 19740, 20022, 23359, 28774, 29820, 33370, 40044, 43161, 46718, 50055, 57548, 66740, 70077, 71935, 86322, 93436, 100110, 100709, 116795, 140154, 143870, 172644, 200220, 201418, 215805, 233590, 280308, 287740, 302127, 350385, 402836, 431610, 467180, 503545, 604254, 676189, 700770, 863220, 1007090, 1021477, 1208508, 1352378, 1401540, 1510635, 2014180, 2028567, 2042954, 2704756, 3021270, 3064431, 3380945, 4057134, 4085908, 4733323, 5107385, 6042540, 6128862, 6761890, 7150339, 8114268, 9466646, 10142835, 10214770, 12257724, 13523780, 14199969, 14300678, 15322155, 18933292, 20285670, 20429540, 21451017, 23666615, 28399938, 28601356, 30644310, 35751695, 40571340, 42902034, 47333230, 48009419, 56799876, 61288620, 70999845, 71503390, 85804068, 94666460, 96018838, 107255085, 141999690, 143006780, 144028257, 192037676, 214510170, 240047095, 283999380, 288056514, 336065933, 429020340, 480094190, 576113028, 672131866, 720141285, 960188380, 1008197799, 1344263732, 1440282570, 1680329665, 2016395598, 2880565140, 3360659330, 4032791196, 5040988995, 6721318660, 10081977990, 20163955980]

約数ペア:

[(1, 20163955980), (2, 10081977990), (3, 6721318660), (4, 5040988995), (5, 4032791196), (6, 3360659330), (7, 2880565140), (10, 2016395598), (12, 1680329665), (14, 1440282570), (15, 1344263732), (20, 1008197799), (21, 960188380), (28, 720141285), (30, 672131866), (35, 576113028), (42, 480094190), (47, 429020340), (60, 336065933), (70, 288056514), (71, 283999380), (84, 240047095), (94, 214510170), (105, 192037676), (140, 144028257), (141, 143006780), (142, 141999690), (188, 107255085), (210, 96018838), (213, 94666460), (235, 85804068), (282, 71503390), (284, 70999845), (329, 61288620), (355, 56799876), (420, 48009419), (426, 47333230), (470, 42902034), (497, 40571340), (564, 35751695), (658, 30644310), (705, 28601356), (710, 28399938), (852, 23666615), (940, 21451017), (987, 20429540), (994, 20285670), (1065, 18933292), (1316, 15322155), (1410, 14300678), (1420, 14199969), (1491, 13523780), (1645, 12257724), (1974, 10214770), (1988, 10142835), (2130, 9466646), (2485, 8114268), (2820, 7150339), (2982, 6761890), (3290, 6128862), (3337, 6042540), (3948, 5107385), (4260, 4733323), (4935, 4085908), (4970, 4057134), (5964, 3380945), (6580, 3064431), (6674, 3021270), (7455, 2704756), (9870, 2042954), (9940, 2028567), (10011, 2014180), (13348, 1510635), (14387, 1401540), (14910, 1352378), (16685, 1208508), (19740, 1021477), (20022, 1007090), (23359, 863220), (28774, 700770), (29820, 676189), (33370, 604254), (40044, 503545), (43161, 467180), (46718, 431610), (50055, 402836), (57548, 350385), (66740, 302127), (70077, 287740), (71935, 280308), (86322, 233590), (93436, 215805), (100110, 201418), (100709, 200220), (116795, 172644), (140154, 143870)]