20186753580

素因数分解:

$2^2\times 3^8\times 5^1\times 7^1\times {\mathrm{21977}}^1$

素因数の和:22017

約数の個数: 216

約数和(自身を含む): 72671927328

約数和(自身を除く): 52485173748

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 243, 252, 270, 315, 324, 378, 405, 420, 486, 540, 567, 630, 729, 756, 810, 945, 972, 1134, 1215, 1260, 1458, 1620, 1701, 1890, 2187, 2268, 2430, 2835, 2916, 3402, 3645, 3780, 4374, 4860, 5103, 5670, 6561, 6804, 7290, 8505, 8748, 10206, 10935, 11340, 13122, 14580, 15309, 17010, 20412, 21870, 21977, 25515, 26244, 30618, 32805, 34020, 43740, 43954, 45927, 51030, 61236, 65610, 65931, 76545, 87908, 91854, 102060, 109885, 131220, 131862, 153090, 153839, 183708, 197793, 219770, 229635, 263724, 306180, 307678, 329655, 395586, 439540, 459270, 461517, 593379, 615356, 659310, 769195, 791172, 918540, 923034, 988965, 1186758, 1318620, 1384551, 1538390, 1780137, 1846068, 1977930, 2307585, 2373516, 2769102, 2966895, 3076780, 3560274, 3955860, 4153653, 4615170, 5340411, 5538204, 5933790, 6922755, 7120548, 8307306, 8900685, 9230340, 10680822, 11867580, 12460959, 13845510, 16021233, 16614612, 17801370, 20768265, 21361644, 24921918, 26702055, 27691020, 32042466, 35602740, 37382877, 41536530, 48063699, 49843836, 53404110, 62304795, 64084932, 74765754, 80106165, 83073060, 96127398, 106808220, 112148631, 124609590, 144191097, 149531508, 160212330, 186914385, 192254796, 224297262, 240318495, 249219180, 288382194, 320424660, 336445893, 373828770, 448594524, 480636990, 560743155, 576764388, 672891786, 720955485, 747657540, 961273980, 1009337679, 1121486310, 1345783572, 1441910970, 1682229465, 2018675358, 2242972620, 2883821940, 3364458930, 4037350716, 5046688395, 6728917860, 10093376790, 20186753580]

約数ペア:

[(1, 20186753580), (2, 10093376790), (3, 6728917860), (4, 5046688395), (5, 4037350716), (6, 3364458930), (7, 2883821940), (9, 2242972620), (10, 2018675358), (12, 1682229465), (14, 1441910970), (15, 1345783572), (18, 1121486310), (20, 1009337679), (21, 961273980), (27, 747657540), (28, 720955485), (30, 672891786), (35, 576764388), (36, 560743155), (42, 480636990), (45, 448594524), (54, 373828770), (60, 336445893), (63, 320424660), (70, 288382194), (81, 249219180), (84, 240318495), (90, 224297262), (105, 192254796), (108, 186914385), (126, 160212330), (135, 149531508), (140, 144191097), (162, 124609590), (180, 112148631), (189, 106808220), (210, 96127398), (243, 83073060), (252, 80106165), (270, 74765754), (315, 64084932), (324, 62304795), (378, 53404110), (405, 49843836), (420, 48063699), (486, 41536530), (540, 37382877), (567, 35602740), (630, 32042466), (729, 27691020), (756, 26702055), (810, 24921918), (945, 21361644), (972, 20768265), (1134, 17801370), (1215, 16614612), (1260, 16021233), (1458, 13845510), (1620, 12460959), (1701, 11867580), (1890, 10680822), (2187, 9230340), (2268, 8900685), (2430, 8307306), (2835, 7120548), (2916, 6922755), (3402, 5933790), (3645, 5538204), (3780, 5340411), (4374, 4615170), (4860, 4153653), (5103, 3955860), (5670, 3560274), (6561, 3076780), (6804, 2966895), (7290, 2769102), (8505, 2373516), (8748, 2307585), (10206, 1977930), (10935, 1846068), (11340, 1780137), (13122, 1538390), (14580, 1384551), (15309, 1318620), (17010, 1186758), (20412, 988965), (21870, 923034), (21977, 918540), (25515, 791172), (26244, 769195), (30618, 659310), (32805, 615356), (34020, 593379), (43740, 461517), (43954, 459270), (45927, 439540), (51030, 395586), (61236, 329655), (65610, 307678), (65931, 306180), (76545, 263724), (87908, 229635), (91854, 219770), (102060, 197793), (109885, 183708), (131220, 153839), (131862, 153090)]