20746770165

素因数分解:

$3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{719}}^1$

素因数の和:894

約数の個数: 192

約数和(自身を含む): 43475927040

約数和(自身を除く): 22729156875

約数列:

[1, 3, 5, 9, 11, 15, 17, 27, 33, 45, 51, 55, 81, 85, 99, 127, 135, 153, 165, 187, 243, 255, 297, 381, 405, 459, 495, 561, 635, 719, 765, 891, 935, 1143, 1215, 1377, 1397, 1485, 1683, 1905, 2157, 2159, 2295, 2673, 2805, 3429, 3595, 4131, 4191, 4455, 5049, 5715, 6471, 6477, 6885, 6985, 7909, 8415, 10287, 10785, 10795, 12223, 12573, 13365, 15147, 17145, 19413, 19431, 20655, 20955, 23727, 23749, 25245, 30861, 32355, 32385, 36669, 37719, 39545, 45441, 51435, 58239, 58293, 61115, 62865, 71181, 71247, 75735, 91313, 97065, 97155, 110007, 113157, 118635, 118745, 134453, 154305, 174717, 174879, 183345, 188595, 213543, 213741, 227205, 273939, 291195, 291465, 330021, 339471, 355905, 356235, 403359, 456565, 524637, 550035, 565785, 640629, 641223, 672265, 821817, 873585, 874395, 990063, 1004443, 1067715, 1068705, 1210077, 1369695, 1552321, 1650105, 1697355, 1921887, 1923669, 2016795, 2465451, 2623185, 2970189, 3013329, 3203145, 3206115, 3630231, 4109085, 4656963, 4950315, 5022215, 5771007, 6050385, 7396353, 7761605, 9039987, 9609435, 9618345, 10890693, 12327255, 13970889, 14850945, 15066645, 17075531, 18151155, 22189059, 23284815, 27119961, 28855035, 32672079, 36981765, 41912667, 45199935, 51226593, 54453465, 69854445, 81359883, 85377655, 110945295, 125738001, 135599805, 153679779, 163360395, 209563335, 244079649, 256132965, 377214003, 406799415, 461039337, 628690005, 768398895, 1220398245, 1383118011, 1886070015, 2305196685, 4149354033, 6915590055, 20746770165]

約数ペア:

[(1, 20746770165), (3, 6915590055), (5, 4149354033), (9, 2305196685), (11, 1886070015), (15, 1383118011), (17, 1220398245), (27, 768398895), (33, 628690005), (45, 461039337), (51, 406799415), (55, 377214003), (81, 256132965), (85, 244079649), (99, 209563335), (127, 163360395), (135, 153679779), (153, 135599805), (165, 125738001), (187, 110945295), (243, 85377655), (255, 81359883), (297, 69854445), (381, 54453465), (405, 51226593), (459, 45199935), (495, 41912667), (561, 36981765), (635, 32672079), (719, 28855035), (765, 27119961), (891, 23284815), (935, 22189059), (1143, 18151155), (1215, 17075531), (1377, 15066645), (1397, 14850945), (1485, 13970889), (1683, 12327255), (1905, 10890693), (2157, 9618345), (2159, 9609435), (2295, 9039987), (2673, 7761605), (2805, 7396353), (3429, 6050385), (3595, 5771007), (4131, 5022215), (4191, 4950315), (4455, 4656963), (5049, 4109085), (5715, 3630231), (6471, 3206115), (6477, 3203145), (6885, 3013329), (6985, 2970189), (7909, 2623185), (8415, 2465451), (10287, 2016795), (10785, 1923669), (10795, 1921887), (12223, 1697355), (12573, 1650105), (13365, 1552321), (15147, 1369695), (17145, 1210077), (19413, 1068705), (19431, 1067715), (20655, 1004443), (20955, 990063), (23727, 874395), (23749, 873585), (25245, 821817), (30861, 672265), (32355, 641223), (32385, 640629), (36669, 565785), (37719, 550035), (39545, 524637), (45441, 456565), (51435, 403359), (58239, 356235), (58293, 355905), (61115, 339471), (62865, 330021), (71181, 291465), (71247, 291195), (75735, 273939), (91313, 227205), (97065, 213741), (97155, 213543), (110007, 188595), (113157, 183345), (118635, 174879), (118745, 174717), (134453, 154305)]