51985080

素因数分解:

$2^3\times 3^2\times 5^1\times 7^3\times {\mathrm{421}}^1$

素因数の和:459

約数の個数: 192

約数和(自身を含む): 197496000

約数和(自身を除く): 145510920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 343, 360, 392, 420, 421, 441, 490, 504, 588, 630, 686, 735, 840, 842, 882, 980, 1029, 1176, 1260, 1263, 1372, 1470, 1684, 1715, 1764, 1960, 2058, 2105, 2205, 2520, 2526, 2744, 2940, 2947, 3087, 3368, 3430, 3528, 3789, 4116, 4210, 4410, 5052, 5145, 5880, 5894, 6174, 6315, 6860, 7578, 8232, 8420, 8820, 8841, 10104, 10290, 11788, 12348, 12630, 13720, 14735, 15156, 15435, 16840, 17640, 17682, 18945, 20580, 20629, 23576, 24696, 25260, 26523, 29470, 30312, 30870, 35364, 37890, 41160, 41258, 44205, 50520, 53046, 58940, 61740, 61887, 70728, 75780, 82516, 88410, 103145, 106092, 117880, 123480, 123774, 132615, 144403, 151560, 165032, 176820, 185661, 206290, 212184, 247548, 265230, 288806, 309435, 353640, 371322, 412580, 433209, 495096, 530460, 577612, 618870, 722015, 742644, 825160, 866418, 928305, 1060920, 1155224, 1237740, 1299627, 1444030, 1485288, 1732836, 1856610, 2166045, 2475480, 2599254, 2888060, 3465672, 3713220, 4332090, 5198508, 5776120, 6498135, 7426440, 8664180, 10397016, 12996270, 17328360, 25992540, 51985080]

約数ペア:

[(1, 51985080), (2, 25992540), (3, 17328360), (4, 12996270), (5, 10397016), (6, 8664180), (7, 7426440), (8, 6498135), (9, 5776120), (10, 5198508), (12, 4332090), (14, 3713220), (15, 3465672), (18, 2888060), (20, 2599254), (21, 2475480), (24, 2166045), (28, 1856610), (30, 1732836), (35, 1485288), (36, 1444030), (40, 1299627), (42, 1237740), (45, 1155224), (49, 1060920), (56, 928305), (60, 866418), (63, 825160), (70, 742644), (72, 722015), (84, 618870), (90, 577612), (98, 530460), (105, 495096), (120, 433209), (126, 412580), (140, 371322), (147, 353640), (168, 309435), (180, 288806), (196, 265230), (210, 247548), (245, 212184), (252, 206290), (280, 185661), (294, 176820), (315, 165032), (343, 151560), (360, 144403), (392, 132615), (420, 123774), (421, 123480), (441, 117880), (490, 106092), (504, 103145), (588, 88410), (630, 82516), (686, 75780), (735, 70728), (840, 61887), (842, 61740), (882, 58940), (980, 53046), (1029, 50520), (1176, 44205), (1260, 41258), (1263, 41160), (1372, 37890), (1470, 35364), (1684, 30870), (1715, 30312), (1764, 29470), (1960, 26523), (2058, 25260), (2105, 24696), (2205, 23576), (2520, 20629), (2526, 20580), (2744, 18945), (2940, 17682), (2947, 17640), (3087, 16840), (3368, 15435), (3430, 15156), (3528, 14735), (3789, 13720), (4116, 12630), (4210, 12348), (4410, 11788), (5052, 10290), (5145, 10104), (5880, 8841), (5894, 8820), (6174, 8420), (6315, 8232), (6860, 7578)]