218839968004

素因数分解:

$2^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{223}}^1\times {\mathrm{307}}^1\times {\mathrm{347}}^1$

素因数の和:942

約数の個数: 144

約数和(自身を含む): 459824504832

約数和(自身を除く): 240984536828

約数列:

[1, 2, 4, 7, 14, 28, 47, 49, 94, 98, 188, 196, 223, 307, 329, 347, 446, 614, 658, 694, 892, 1228, 1316, 1388, 1561, 2149, 2303, 2429, 3122, 4298, 4606, 4858, 6244, 8596, 9212, 9716, 10481, 10927, 14429, 15043, 16309, 17003, 20962, 21854, 28858, 30086, 32618, 34006, 41924, 43708, 57716, 60172, 65236, 68012, 68461, 73367, 77381, 101003, 106529, 114163, 136922, 146734, 154762, 202006, 213058, 228326, 273844, 293468, 309524, 404012, 426116, 456652, 479227, 513569, 541667, 707021, 745703, 799141, 958454, 1027138, 1083334, 1414042, 1491406, 1598282, 1916908, 2054276, 2166668, 2828084, 2982812, 3196564, 3217667, 3354589, 3636907, 3791669, 5006863, 5219921, 6435334, 6709178, 7273814, 7583338, 10013726, 10439842, 12870668, 13418356, 14547628, 15166676, 20027452, 20879684, 22523669, 23755967, 25458349, 35048041, 45047338, 47511934, 50916698, 70096082, 90094676, 95023868, 101833396, 140192164, 157665683, 166291769, 178208443, 245336287, 315331366, 332583538, 356416886, 490672574, 630662732, 665167076, 712833772, 981345148, 1116530449, 1164042383, 2233060898, 2328084766, 4466121796, 4656169532, 7815713143, 15631426286, 31262852572, 54709992001, 109419984002, 218839968004]

約数ペア:

[(1, 218839968004), (2, 109419984002), (4, 54709992001), (7, 31262852572), (14, 15631426286), (28, 7815713143), (47, 4656169532), (49, 4466121796), (94, 2328084766), (98, 2233060898), (188, 1164042383), (196, 1116530449), (223, 981345148), (307, 712833772), (329, 665167076), (347, 630662732), (446, 490672574), (614, 356416886), (658, 332583538), (694, 315331366), (892, 245336287), (1228, 178208443), (1316, 166291769), (1388, 157665683), (1561, 140192164), (2149, 101833396), (2303, 95023868), (2429, 90094676), (3122, 70096082), (4298, 50916698), (4606, 47511934), (4858, 45047338), (6244, 35048041), (8596, 25458349), (9212, 23755967), (9716, 22523669), (10481, 20879684), (10927, 20027452), (14429, 15166676), (15043, 14547628), (16309, 13418356), (17003, 12870668), (20962, 10439842), (21854, 10013726), (28858, 7583338), (30086, 7273814), (32618, 6709178), (34006, 6435334), (41924, 5219921), (43708, 5006863), (57716, 3791669), (60172, 3636907), (65236, 3354589), (68012, 3217667), (68461, 3196564), (73367, 2982812), (77381, 2828084), (101003, 2166668), (106529, 2054276), (114163, 1916908), (136922, 1598282), (146734, 1491406), (154762, 1414042), (202006, 1083334), (213058, 1027138), (228326, 958454), (273844, 799141), (293468, 745703), (309524, 707021), (404012, 541667), (426116, 513569), (456652, 479227)]