28785492064

素因数分解:

$2^5\times 7^1\times {\mathrm{37}}^3\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:230

約数の個数: 192

約数和(自身を含む): 69268953600

約数和(自身を除く): 40483461536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 43, 56, 59, 74, 86, 112, 118, 148, 172, 224, 236, 259, 296, 301, 344, 413, 472, 518, 592, 602, 688, 826, 944, 1036, 1184, 1204, 1369, 1376, 1591, 1652, 1888, 2072, 2183, 2408, 2537, 2738, 3182, 3304, 4144, 4366, 4816, 5074, 5476, 6364, 6608, 8288, 8732, 9583, 9632, 10148, 10952, 11137, 12728, 13216, 15281, 17464, 17759, 19166, 20296, 21904, 22274, 25456, 30562, 34928, 35518, 38332, 40592, 43808, 44548, 50653, 50912, 58867, 61124, 69856, 71036, 76664, 80771, 81184, 89096, 93869, 101306, 117734, 122248, 142072, 153328, 161542, 178192, 187738, 202612, 235468, 244496, 284144, 306656, 323084, 354571, 356384, 375476, 405224, 412069, 470936, 488992, 565397, 568288, 646168, 657083, 709142, 750952, 810448, 824138, 941872, 1130794, 1292336, 1314166, 1418284, 1501904, 1620896, 1648276, 1883744, 2178079, 2261588, 2584672, 2628332, 2836568, 2988527, 3003808, 3296552, 3473153, 4356158, 4523176, 5256664, 5673136, 5977054, 6593104, 6946306, 8712316, 9046352, 10513328, 11346272, 11954108, 13186208, 13892612, 15246553, 17424632, 18092704, 20919689, 21026656, 23908216, 24312071, 27785224, 30493106, 34849264, 41839378, 47816432, 48624142, 55570448, 60986212, 69698528, 83678756, 95632864, 97248284, 111140896, 121972424, 128506661, 167357512, 194496568, 243944848, 257013322, 334715024, 388993136, 487889696, 514026644, 669430048, 777986272, 899546627, 1028053288, 1799093254, 2056106576, 3598186508, 4112213152, 7196373016, 14392746032, 28785492064]

約数ペア:

[(1, 28785492064), (2, 14392746032), (4, 7196373016), (7, 4112213152), (8, 3598186508), (14, 2056106576), (16, 1799093254), (28, 1028053288), (32, 899546627), (37, 777986272), (43, 669430048), (56, 514026644), (59, 487889696), (74, 388993136), (86, 334715024), (112, 257013322), (118, 243944848), (148, 194496568), (172, 167357512), (224, 128506661), (236, 121972424), (259, 111140896), (296, 97248284), (301, 95632864), (344, 83678756), (413, 69698528), (472, 60986212), (518, 55570448), (592, 48624142), (602, 47816432), (688, 41839378), (826, 34849264), (944, 30493106), (1036, 27785224), (1184, 24312071), (1204, 23908216), (1369, 21026656), (1376, 20919689), (1591, 18092704), (1652, 17424632), (1888, 15246553), (2072, 13892612), (2183, 13186208), (2408, 11954108), (2537, 11346272), (2738, 10513328), (3182, 9046352), (3304, 8712316), (4144, 6946306), (4366, 6593104), (4816, 5977054), (5074, 5673136), (5476, 5256664), (6364, 4523176), (6608, 4356158), (8288, 3473153), (8732, 3296552), (9583, 3003808), (9632, 2988527), (10148, 2836568), (10952, 2628332), (11137, 2584672), (12728, 2261588), (13216, 2178079), (15281, 1883744), (17464, 1648276), (17759, 1620896), (19166, 1501904), (20296, 1418284), (21904, 1314166), (22274, 1292336), (25456, 1130794), (30562, 941872), (34928, 824138), (35518, 810448), (38332, 750952), (40592, 709142), (43808, 657083), (44548, 646168), (50653, 568288), (50912, 565397), (58867, 488992), (61124, 470936), (69856, 412069), (71036, 405224), (76664, 375476), (80771, 356384), (81184, 354571), (89096, 323084), (93869, 306656), (101306, 284144), (117734, 244496), (122248, 235468), (142072, 202612), (153328, 187738), (161542, 178192)]