128669796

素因数分解:

$2^2\times 3^4\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:255

約数の個数: 120

約数和(自身を含む): 351267840

約数和(自身を除く): 222598044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 53, 54, 59, 81, 106, 108, 118, 127, 159, 162, 177, 212, 236, 254, 318, 324, 354, 381, 477, 508, 531, 636, 708, 762, 954, 1062, 1143, 1431, 1524, 1593, 1908, 2124, 2286, 2862, 3127, 3186, 3429, 4293, 4572, 4779, 5724, 6254, 6372, 6731, 6858, 7493, 8586, 9381, 9558, 10287, 12508, 13462, 13716, 14986, 17172, 18762, 19116, 20193, 20574, 22479, 26924, 28143, 29972, 37524, 40386, 41148, 44958, 56286, 60579, 67437, 80772, 84429, 89916, 112572, 121158, 134874, 168858, 181737, 202311, 242316, 253287, 269748, 337716, 363474, 397129, 404622, 506574, 545211, 606933, 726948, 794258, 809244, 1013148, 1090422, 1191387, 1213866, 1588516, 2180844, 2382774, 2427732, 3574161, 4765548, 7148322, 10722483, 14296644, 21444966, 32167449, 42889932, 64334898, 128669796]

約数ペア:

[(1, 128669796), (2, 64334898), (3, 42889932), (4, 32167449), (6, 21444966), (9, 14296644), (12, 10722483), (18, 7148322), (27, 4765548), (36, 3574161), (53, 2427732), (54, 2382774), (59, 2180844), (81, 1588516), (106, 1213866), (108, 1191387), (118, 1090422), (127, 1013148), (159, 809244), (162, 794258), (177, 726948), (212, 606933), (236, 545211), (254, 506574), (318, 404622), (324, 397129), (354, 363474), (381, 337716), (477, 269748), (508, 253287), (531, 242316), (636, 202311), (708, 181737), (762, 168858), (954, 134874), (1062, 121158), (1143, 112572), (1431, 89916), (1524, 84429), (1593, 80772), (1908, 67437), (2124, 60579), (2286, 56286), (2862, 44958), (3127, 41148), (3186, 40386), (3429, 37524), (4293, 29972), (4572, 28143), (4779, 26924), (5724, 22479), (6254, 20574), (6372, 20193), (6731, 19116), (6858, 18762), (7493, 17172), (8586, 14986), (9381, 13716), (9558, 13462), (10287, 12508)]