208305864

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2393}}^1$

素因数の和:2452

約数の個数: 128

約数和(自身を含む): 643507200

約数和(自身を除く): 435201336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 31, 36, 39, 52, 54, 62, 72, 78, 93, 104, 108, 117, 124, 156, 186, 216, 234, 248, 279, 312, 351, 372, 403, 468, 558, 702, 744, 806, 837, 936, 1116, 1209, 1404, 1612, 1674, 2232, 2393, 2418, 2808, 3224, 3348, 3627, 4786, 4836, 6696, 7179, 7254, 9572, 9672, 10881, 14358, 14508, 19144, 21537, 21762, 28716, 29016, 31109, 43074, 43524, 57432, 62218, 64611, 74183, 86148, 87048, 93327, 124436, 129222, 148366, 172296, 186654, 222549, 248872, 258444, 279981, 296732, 373308, 445098, 516888, 559962, 593464, 667647, 746616, 839943, 890196, 964379, 1119924, 1335294, 1679886, 1780392, 1928758, 2002941, 2239848, 2670588, 2893137, 3359772, 3857516, 4005882, 5341176, 5786274, 6719544, 7715032, 8011764, 8679411, 11572548, 16023528, 17358822, 23145096, 26038233, 34717644, 52076466, 69435288, 104152932, 208305864]

約数ペア:

[(1, 208305864), (2, 104152932), (3, 69435288), (4, 52076466), (6, 34717644), (8, 26038233), (9, 23145096), (12, 17358822), (13, 16023528), (18, 11572548), (24, 8679411), (26, 8011764), (27, 7715032), (31, 6719544), (36, 5786274), (39, 5341176), (52, 4005882), (54, 3857516), (62, 3359772), (72, 2893137), (78, 2670588), (93, 2239848), (104, 2002941), (108, 1928758), (117, 1780392), (124, 1679886), (156, 1335294), (186, 1119924), (216, 964379), (234, 890196), (248, 839943), (279, 746616), (312, 667647), (351, 593464), (372, 559962), (403, 516888), (468, 445098), (558, 373308), (702, 296732), (744, 279981), (806, 258444), (837, 248872), (936, 222549), (1116, 186654), (1209, 172296), (1404, 148366), (1612, 129222), (1674, 124436), (2232, 93327), (2393, 87048), (2418, 86148), (2808, 74183), (3224, 64611), (3348, 62218), (3627, 57432), (4786, 43524), (4836, 43074), (6696, 31109), (7179, 29016), (7254, 28716), (9572, 21762), (9672, 21537), (10881, 19144), (14358, 14508)]