20144218140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{811}}^1\times {\mathrm{137993}}^1$

素因数の和:138819

約数の個数: 72

約数和(自身を含む): 61179915888

約数和(自身を除く): 41035697748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 811, 1622, 2433, 3244, 4055, 4866, 7299, 8110, 9732, 12165, 14598, 16220, 24330, 29196, 36495, 48660, 72990, 137993, 145980, 275986, 413979, 551972, 689965, 827958, 1241937, 1379930, 1655916, 2069895, 2483874, 2759860, 4139790, 4967748, 6209685, 8279580, 12419370, 24838740, 111912323, 223824646, 335736969, 447649292, 559561615, 671473938, 1007210907, 1119123230, 1342947876, 1678684845, 2014421814, 2238246460, 3357369690, 4028843628, 5036054535, 6714739380, 10072109070, 20144218140]

約数ペア:

[(1, 20144218140), (2, 10072109070), (3, 6714739380), (4, 5036054535), (5, 4028843628), (6, 3357369690), (9, 2238246460), (10, 2014421814), (12, 1678684845), (15, 1342947876), (18, 1119123230), (20, 1007210907), (30, 671473938), (36, 559561615), (45, 447649292), (60, 335736969), (90, 223824646), (180, 111912323), (811, 24838740), (1622, 12419370), (2433, 8279580), (3244, 6209685), (4055, 4967748), (4866, 4139790), (7299, 2759860), (8110, 2483874), (9732, 2069895), (12165, 1655916), (14598, 1379930), (16220, 1241937), (24330, 827958), (29196, 689965), (36495, 551972), (48660, 413979), (72990, 275986), (137993, 145980)]