211990896

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:352

約数の個数: 180

約数和(自身を含む): 665510976

約数和(自身を除く): 453520080

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 36, 39, 48, 52, 62, 72, 78, 93, 104, 117, 124, 144, 156, 169, 186, 208, 234, 248, 279, 281, 312, 338, 372, 403, 468, 496, 507, 558, 562, 624, 676, 744, 806, 843, 936, 1014, 1116, 1124, 1209, 1352, 1488, 1521, 1612, 1686, 1872, 2028, 2232, 2248, 2418, 2529, 2704, 3042, 3224, 3372, 3627, 3653, 4056, 4464, 4496, 4836, 5058, 5239, 6084, 6448, 6744, 7254, 7306, 8112, 8711, 9672, 10116, 10478, 10959, 12168, 13488, 14508, 14612, 15717, 17422, 19344, 20232, 20956, 21918, 24336, 26133, 29016, 29224, 31434, 32877, 34844, 40464, 41912, 43836, 47151, 47489, 52266, 58032, 58448, 62868, 65754, 69688, 78399, 83824, 87672, 94302, 94978, 104532, 113243, 125736, 131508, 139376, 142467, 156798, 175344, 188604, 189956, 209064, 226486, 251472, 263016, 284934, 313596, 339729, 377208, 379912, 418128, 427401, 452972, 526032, 569868, 627192, 679458, 754416, 759824, 854802, 905944, 1019187, 1139736, 1254384, 1358916, 1472159, 1709604, 1811888, 2038374, 2279472, 2717832, 2944318, 3419208, 4076748, 4416477, 5435664, 5888636, 6838416, 8153496, 8832954, 11777272, 13249431, 16306992, 17665908, 23554544, 26498862, 35331816, 52997724, 70663632, 105995448, 211990896]

約数ペア:

[(1, 211990896), (2, 105995448), (3, 70663632), (4, 52997724), (6, 35331816), (8, 26498862), (9, 23554544), (12, 17665908), (13, 16306992), (16, 13249431), (18, 11777272), (24, 8832954), (26, 8153496), (31, 6838416), (36, 5888636), (39, 5435664), (48, 4416477), (52, 4076748), (62, 3419208), (72, 2944318), (78, 2717832), (93, 2279472), (104, 2038374), (117, 1811888), (124, 1709604), (144, 1472159), (156, 1358916), (169, 1254384), (186, 1139736), (208, 1019187), (234, 905944), (248, 854802), (279, 759824), (281, 754416), (312, 679458), (338, 627192), (372, 569868), (403, 526032), (468, 452972), (496, 427401), (507, 418128), (558, 379912), (562, 377208), (624, 339729), (676, 313596), (744, 284934), (806, 263016), (843, 251472), (936, 226486), (1014, 209064), (1116, 189956), (1124, 188604), (1209, 175344), (1352, 156798), (1488, 142467), (1521, 139376), (1612, 131508), (1686, 125736), (1872, 113243), (2028, 104532), (2232, 94978), (2248, 94302), (2418, 87672), (2529, 83824), (2704, 78399), (3042, 69688), (3224, 65754), (3372, 62868), (3627, 58448), (3653, 58032), (4056, 52266), (4464, 47489), (4496, 47151), (4836, 43836), (5058, 41912), (5239, 40464), (6084, 34844), (6448, 32877), (6744, 31434), (7254, 29224), (7306, 29016), (8112, 26133), (8711, 24336), (9672, 21918), (10116, 20956), (10478, 20232), (10959, 19344), (12168, 17422), (13488, 15717), (14508, 14612)]