51981764940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{408469}}^1$

素因数の和:408592

約数の個数: 144

約数和(自身を含む): 181988089920

約数和(自身を除く): 130006324980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 101, 105, 126, 140, 180, 202, 210, 252, 303, 315, 404, 420, 505, 606, 630, 707, 909, 1010, 1212, 1260, 1414, 1515, 1818, 2020, 2121, 2828, 3030, 3535, 3636, 4242, 4545, 6060, 6363, 7070, 8484, 9090, 10605, 12726, 14140, 18180, 21210, 25452, 31815, 42420, 63630, 127260, 408469, 816938, 1225407, 1633876, 2042345, 2450814, 2859283, 3676221, 4084690, 4901628, 5718566, 6127035, 7352442, 8169380, 8577849, 11437132, 12254070, 14296415, 14704884, 17155698, 18381105, 24508140, 25733547, 28592830, 34311396, 36762210, 41255369, 42889245, 51467094, 57185660, 73524420, 82510738, 85778490, 102934188, 123766107, 128667735, 165021476, 171556980, 206276845, 247532214, 257335470, 288787583, 371298321, 412553690, 495064428, 514670940, 577575166, 618830535, 742596642, 825107380, 866362749, 1155150332, 1237661070, 1443937915, 1485193284, 1732725498, 1856491605, 2475322140, 2599088247, 2887875830, 3465450996, 3712983210, 4331813745, 5198176494, 5775751660, 7425966420, 8663627490, 10396352988, 12995441235, 17327254980, 25990882470, 51981764940]

約数ペア:

[(1, 51981764940), (2, 25990882470), (3, 17327254980), (4, 12995441235), (5, 10396352988), (6, 8663627490), (7, 7425966420), (9, 5775751660), (10, 5198176494), (12, 4331813745), (14, 3712983210), (15, 3465450996), (18, 2887875830), (20, 2599088247), (21, 2475322140), (28, 1856491605), (30, 1732725498), (35, 1485193284), (36, 1443937915), (42, 1237661070), (45, 1155150332), (60, 866362749), (63, 825107380), (70, 742596642), (84, 618830535), (90, 577575166), (101, 514670940), (105, 495064428), (126, 412553690), (140, 371298321), (180, 288787583), (202, 257335470), (210, 247532214), (252, 206276845), (303, 171556980), (315, 165021476), (404, 128667735), (420, 123766107), (505, 102934188), (606, 85778490), (630, 82510738), (707, 73524420), (909, 57185660), (1010, 51467094), (1212, 42889245), (1260, 41255369), (1414, 36762210), (1515, 34311396), (1818, 28592830), (2020, 25733547), (2121, 24508140), (2828, 18381105), (3030, 17155698), (3535, 14704884), (3636, 14296415), (4242, 12254070), (4545, 11437132), (6060, 8577849), (6363, 8169380), (7070, 7352442), (8484, 6127035), (9090, 5718566), (10605, 4901628), (12726, 4084690), (14140, 3676221), (18180, 2859283), (21210, 2450814), (25452, 2042345), (31815, 1633876), (42420, 1225407), (63630, 816938), (127260, 408469)]