15706980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:123

約数の個数: 192

約数和(自身を含む): 54432000

約数和(自身を除く): 38725020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 29, 30, 34, 36, 45, 51, 54, 58, 59, 60, 68, 85, 87, 90, 102, 108, 116, 118, 135, 145, 153, 170, 174, 177, 180, 204, 236, 255, 261, 270, 290, 295, 306, 340, 348, 354, 435, 459, 493, 510, 522, 531, 540, 580, 590, 612, 708, 765, 783, 870, 885, 918, 986, 1003, 1020, 1044, 1062, 1180, 1305, 1479, 1530, 1566, 1593, 1711, 1740, 1770, 1836, 1972, 2006, 2124, 2295, 2465, 2610, 2655, 2958, 3009, 3060, 3132, 3186, 3422, 3540, 3915, 4012, 4437, 4590, 4930, 5015, 5133, 5220, 5310, 5916, 6018, 6372, 6844, 7395, 7830, 7965, 8555, 8874, 9027, 9180, 9860, 10030, 10266, 10620, 12036, 13311, 14790, 15045, 15399, 15660, 15930, 17110, 17748, 18054, 20060, 20532, 22185, 25665, 26622, 27081, 29087, 29580, 30090, 30798, 31860, 34220, 36108, 44370, 45135, 46197, 51330, 53244, 54162, 58174, 60180, 61596, 66555, 76995, 87261, 88740, 90270, 92394, 102660, 108324, 116348, 133110, 135405, 145435, 153990, 174522, 180540, 184788, 230985, 261783, 266220, 270810, 290870, 307980, 349044, 436305, 461970, 523566, 541620, 581740, 785349, 872610, 923940, 1047132, 1308915, 1570698, 1745220, 2617830, 3141396, 3926745, 5235660, 7853490, 15706980]

約数ペア:

[(1, 15706980), (2, 7853490), (3, 5235660), (4, 3926745), (5, 3141396), (6, 2617830), (9, 1745220), (10, 1570698), (12, 1308915), (15, 1047132), (17, 923940), (18, 872610), (20, 785349), (27, 581740), (29, 541620), (30, 523566), (34, 461970), (36, 436305), (45, 349044), (51, 307980), (54, 290870), (58, 270810), (59, 266220), (60, 261783), (68, 230985), (85, 184788), (87, 180540), (90, 174522), (102, 153990), (108, 145435), (116, 135405), (118, 133110), (135, 116348), (145, 108324), (153, 102660), (170, 92394), (174, 90270), (177, 88740), (180, 87261), (204, 76995), (236, 66555), (255, 61596), (261, 60180), (270, 58174), (290, 54162), (295, 53244), (306, 51330), (340, 46197), (348, 45135), (354, 44370), (435, 36108), (459, 34220), (493, 31860), (510, 30798), (522, 30090), (531, 29580), (540, 29087), (580, 27081), (590, 26622), (612, 25665), (708, 22185), (765, 20532), (783, 20060), (870, 18054), (885, 17748), (918, 17110), (986, 15930), (1003, 15660), (1020, 15399), (1044, 15045), (1062, 14790), (1180, 13311), (1305, 12036), (1479, 10620), (1530, 10266), (1566, 10030), (1593, 9860), (1711, 9180), (1740, 9027), (1770, 8874), (1836, 8555), (1972, 7965), (2006, 7830), (2124, 7395), (2295, 6844), (2465, 6372), (2610, 6018), (2655, 5916), (2958, 5310), (3009, 5220), (3060, 5133), (3132, 5015), (3186, 4930), (3422, 4590), (3540, 4437), (3915, 4012)]