2019128580

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{17231}}^1$

素因数の和:17287

約数の個数: 192

約数和(自身を含む): 7411138560

約数和(自身を除く): 5392009980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 31, 35, 36, 42, 45, 54, 60, 62, 63, 70, 84, 90, 93, 105, 108, 124, 126, 135, 140, 155, 180, 186, 189, 210, 217, 252, 270, 279, 310, 315, 372, 378, 420, 434, 465, 540, 558, 620, 630, 651, 756, 837, 868, 930, 945, 1085, 1116, 1260, 1302, 1395, 1674, 1860, 1890, 1953, 2170, 2604, 2790, 3255, 3348, 3780, 3906, 4185, 4340, 5580, 5859, 6510, 7812, 8370, 9765, 11718, 13020, 16740, 17231, 19530, 23436, 29295, 34462, 39060, 51693, 58590, 68924, 86155, 103386, 117180, 120617, 155079, 172310, 206772, 241234, 258465, 310158, 344620, 361851, 465237, 482468, 516930, 534161, 603085, 620316, 723702, 775395, 930474, 1033860, 1068322, 1085553, 1206170, 1447404, 1550790, 1602483, 1809255, 1860948, 2136644, 2171106, 2326185, 2412340, 2670805, 3101580, 3204966, 3256659, 3618510, 3739127, 4342212, 4652370, 4807449, 5341610, 5427765, 6409932, 6513318, 7237020, 7478254, 8012415, 9304740, 9614898, 10683220, 10855530, 11217381, 13026636, 14422347, 14956508, 16024830, 16283295, 18695635, 19229796, 21711060, 22434762, 24037245, 28844694, 32049660, 32566590, 33652143, 37391270, 44869524, 48074490, 56086905, 57689388, 65133180, 67304286, 72111735, 74782540, 96148980, 100956429, 112173810, 134608572, 144223470, 168260715, 201912858, 224347620, 288446940, 336521430, 403825716, 504782145, 673042860, 1009564290, 2019128580]

約数ペア:

[(1, 2019128580), (2, 1009564290), (3, 673042860), (4, 504782145), (5, 403825716), (6, 336521430), (7, 288446940), (9, 224347620), (10, 201912858), (12, 168260715), (14, 144223470), (15, 134608572), (18, 112173810), (20, 100956429), (21, 96148980), (27, 74782540), (28, 72111735), (30, 67304286), (31, 65133180), (35, 57689388), (36, 56086905), (42, 48074490), (45, 44869524), (54, 37391270), (60, 33652143), (62, 32566590), (63, 32049660), (70, 28844694), (84, 24037245), (90, 22434762), (93, 21711060), (105, 19229796), (108, 18695635), (124, 16283295), (126, 16024830), (135, 14956508), (140, 14422347), (155, 13026636), (180, 11217381), (186, 10855530), (189, 10683220), (210, 9614898), (217, 9304740), (252, 8012415), (270, 7478254), (279, 7237020), (310, 6513318), (315, 6409932), (372, 5427765), (378, 5341610), (420, 4807449), (434, 4652370), (465, 4342212), (540, 3739127), (558, 3618510), (620, 3256659), (630, 3204966), (651, 3101580), (756, 2670805), (837, 2412340), (868, 2326185), (930, 2171106), (945, 2136644), (1085, 1860948), (1116, 1809255), (1260, 1602483), (1302, 1550790), (1395, 1447404), (1674, 1206170), (1860, 1085553), (1890, 1068322), (1953, 1033860), (2170, 930474), (2604, 775395), (2790, 723702), (3255, 620316), (3348, 603085), (3780, 534161), (3906, 516930), (4185, 482468), (4340, 465237), (5580, 361851), (5859, 344620), (6510, 310158), (7812, 258465), (8370, 241234), (9765, 206772), (11718, 172310), (13020, 155079), (16740, 120617), (17231, 117180), (19530, 103386), (23436, 86155), (29295, 68924), (34462, 58590), (39060, 51693)]