128545564

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:227

約数の個数: 96

約数和(自身を含む): 284497920

約数和(自身を除く): 155952356

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 47, 53, 76, 94, 97, 106, 133, 188, 194, 212, 266, 329, 371, 388, 532, 658, 679, 742, 893, 1007, 1316, 1358, 1484, 1786, 1843, 2014, 2491, 2716, 3572, 3686, 4028, 4559, 4982, 5141, 6251, 7049, 7372, 9118, 9964, 10282, 12502, 12901, 14098, 17437, 18236, 20564, 25004, 25802, 28196, 31913, 34874, 35987, 47329, 51604, 63826, 69748, 71974, 86621, 94658, 97679, 127652, 143948, 173242, 189316, 195358, 241627, 331303, 346484, 390716, 483254, 606347, 662606, 683753, 966508, 1212694, 1325212, 1367506, 1691389, 2425388, 2735012, 3382778, 4590913, 6765556, 9181826, 18363652, 32136391, 64272782, 128545564]

約数ペア:

[(1, 128545564), (2, 64272782), (4, 32136391), (7, 18363652), (14, 9181826), (19, 6765556), (28, 4590913), (38, 3382778), (47, 2735012), (53, 2425388), (76, 1691389), (94, 1367506), (97, 1325212), (106, 1212694), (133, 966508), (188, 683753), (194, 662606), (212, 606347), (266, 483254), (329, 390716), (371, 346484), (388, 331303), (532, 241627), (658, 195358), (679, 189316), (742, 173242), (893, 143948), (1007, 127652), (1316, 97679), (1358, 94658), (1484, 86621), (1786, 71974), (1843, 69748), (2014, 63826), (2491, 51604), (2716, 47329), (3572, 35987), (3686, 34874), (4028, 31913), (4559, 28196), (4982, 25802), (5141, 25004), (6251, 20564), (7049, 18236), (7372, 17437), (9118, 14098), (9964, 12901), (10282, 12502)]