218376444

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{503}}^1$

素因数の和:568

約数の個数: 144

約数和(自身を含む): 630637056

約数和(自身を除く): 412260612

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 23, 26, 33, 39, 44, 46, 52, 66, 69, 78, 92, 121, 132, 138, 143, 156, 242, 253, 276, 286, 299, 363, 429, 484, 503, 506, 572, 598, 726, 759, 858, 897, 1006, 1012, 1196, 1452, 1509, 1518, 1573, 1716, 1794, 2012, 2783, 3018, 3036, 3146, 3289, 3588, 4719, 5533, 5566, 6036, 6292, 6539, 6578, 8349, 9438, 9867, 11066, 11132, 11569, 13078, 13156, 16599, 16698, 18876, 19617, 19734, 22132, 23138, 26156, 33198, 33396, 34707, 36179, 39234, 39468, 46276, 60863, 66396, 69414, 71929, 72358, 78468, 108537, 121726, 127259, 138828, 143858, 144716, 150397, 182589, 215787, 217074, 243452, 254518, 287716, 300794, 365178, 381777, 431574, 434148, 451191, 509036, 601588, 730356, 763554, 791219, 863148, 902382, 1399849, 1527108, 1582438, 1654367, 1804764, 2373657, 2799698, 3164876, 3308734, 4199547, 4747314, 4963101, 5599396, 6617468, 8399094, 9494628, 9926202, 16798188, 18198037, 19852404, 36396074, 54594111, 72792148, 109188222, 218376444]

約数ペア:

[(1, 218376444), (2, 109188222), (3, 72792148), (4, 54594111), (6, 36396074), (11, 19852404), (12, 18198037), (13, 16798188), (22, 9926202), (23, 9494628), (26, 8399094), (33, 6617468), (39, 5599396), (44, 4963101), (46, 4747314), (52, 4199547), (66, 3308734), (69, 3164876), (78, 2799698), (92, 2373657), (121, 1804764), (132, 1654367), (138, 1582438), (143, 1527108), (156, 1399849), (242, 902382), (253, 863148), (276, 791219), (286, 763554), (299, 730356), (363, 601588), (429, 509036), (484, 451191), (503, 434148), (506, 431574), (572, 381777), (598, 365178), (726, 300794), (759, 287716), (858, 254518), (897, 243452), (1006, 217074), (1012, 215787), (1196, 182589), (1452, 150397), (1509, 144716), (1518, 143858), (1573, 138828), (1716, 127259), (1794, 121726), (2012, 108537), (2783, 78468), (3018, 72358), (3036, 71929), (3146, 69414), (3289, 66396), (3588, 60863), (4719, 46276), (5533, 39468), (5566, 39234), (6036, 36179), (6292, 34707), (6539, 33396), (6578, 33198), (8349, 26156), (9438, 23138), (9867, 22132), (11066, 19734), (11132, 19617), (11569, 18876), (13078, 16698), (13156, 16599)]