20085401070

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1\times {\mathrm{1579}}^1$

素因数の和:1991

約数の個数: 192

約数和(自身を含む): 60882531840

約数和(自身を除く): 40797130770

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 61, 63, 70, 90, 105, 122, 126, 183, 210, 305, 315, 331, 366, 427, 549, 610, 630, 662, 854, 915, 993, 1098, 1281, 1579, 1655, 1830, 1986, 2135, 2317, 2562, 2745, 2979, 3158, 3310, 3843, 4270, 4634, 4737, 4965, 5490, 5958, 6405, 6951, 7686, 7895, 9474, 9930, 11053, 11585, 12810, 13902, 14211, 14895, 15790, 19215, 20191, 20853, 22106, 23170, 23685, 28422, 29790, 33159, 34755, 38430, 40382, 41706, 47370, 55265, 60573, 66318, 69510, 71055, 96319, 99477, 100955, 104265, 110530, 121146, 141337, 142110, 165795, 181719, 192638, 198954, 201910, 208530, 282674, 288957, 302865, 331590, 363438, 424011, 481595, 497385, 522649, 577914, 605730, 674233, 706685, 848022, 866871, 908595, 963190, 994770, 1045298, 1272033, 1348466, 1413370, 1444785, 1567947, 1733742, 1817190, 2022699, 2120055, 2544066, 2613245, 2889570, 3135894, 3371165, 3658543, 4045398, 4240110, 4334355, 4703841, 5226490, 6068097, 6360165, 6742330, 7317086, 7839735, 8668710, 9407682, 10113495, 10975629, 12136194, 12720330, 15679470, 18292715, 20226990, 21951258, 23519205, 30340485, 31881589, 32926887, 36585430, 47038410, 54878145, 60680970, 63763178, 65853774, 95644767, 109756290, 159407945, 164634435, 191289534, 223171123, 286934301, 318815890, 329268870, 446342246, 478223835, 573868602, 669513369, 956447670, 1115855615, 1339026738, 1434671505, 2008540107, 2231711230, 2869343010, 3347566845, 4017080214, 6695133690, 10042700535, 20085401070]

約数ペア:

[(1, 20085401070), (2, 10042700535), (3, 6695133690), (5, 4017080214), (6, 3347566845), (7, 2869343010), (9, 2231711230), (10, 2008540107), (14, 1434671505), (15, 1339026738), (18, 1115855615), (21, 956447670), (30, 669513369), (35, 573868602), (42, 478223835), (45, 446342246), (61, 329268870), (63, 318815890), (70, 286934301), (90, 223171123), (105, 191289534), (122, 164634435), (126, 159407945), (183, 109756290), (210, 95644767), (305, 65853774), (315, 63763178), (331, 60680970), (366, 54878145), (427, 47038410), (549, 36585430), (610, 32926887), (630, 31881589), (662, 30340485), (854, 23519205), (915, 21951258), (993, 20226990), (1098, 18292715), (1281, 15679470), (1579, 12720330), (1655, 12136194), (1830, 10975629), (1986, 10113495), (2135, 9407682), (2317, 8668710), (2562, 7839735), (2745, 7317086), (2979, 6742330), (3158, 6360165), (3310, 6068097), (3843, 5226490), (4270, 4703841), (4634, 4334355), (4737, 4240110), (4965, 4045398), (5490, 3658543), (5958, 3371165), (6405, 3135894), (6951, 2889570), (7686, 2613245), (7895, 2544066), (9474, 2120055), (9930, 2022699), (11053, 1817190), (11585, 1733742), (12810, 1567947), (13902, 1444785), (14211, 1413370), (14895, 1348466), (15790, 1272033), (19215, 1045298), (20191, 994770), (20853, 963190), (22106, 908595), (23170, 866871), (23685, 848022), (28422, 706685), (29790, 674233), (33159, 605730), (34755, 577914), (38430, 522649), (40382, 497385), (41706, 481595), (47370, 424011), (55265, 363438), (60573, 331590), (66318, 302865), (69510, 288957), (71055, 282674), (96319, 208530), (99477, 201910), (100955, 198954), (104265, 192638), (110530, 181719), (121146, 165795), (141337, 142110)]