20188973385

素因数分解:

$3^7\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{919}}^1$

素因数の和:1000

約数の個数: 192

約数和(自身を含む): 43344806400

約数和(自身を除く): 23155833015

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 41, 45, 49, 63, 81, 105, 123, 135, 147, 189, 205, 243, 245, 287, 315, 369, 405, 441, 567, 615, 729, 735, 861, 919, 945, 1107, 1215, 1323, 1435, 1701, 1845, 2009, 2187, 2205, 2583, 2757, 2835, 3321, 3645, 3969, 4305, 4595, 5103, 5535, 6027, 6433, 6615, 7749, 8271, 8505, 9963, 10045, 10935, 11907, 12915, 13785, 15309, 16605, 18081, 19299, 19845, 23247, 24813, 25515, 29889, 30135, 32165, 35721, 37679, 38745, 41355, 45031, 49815, 54243, 57897, 59535, 69741, 74439, 76545, 89667, 90405, 96495, 107163, 113037, 116235, 124065, 135093, 149445, 162729, 173691, 178605, 188395, 209223, 223317, 225155, 263753, 271215, 289485, 339111, 348705, 372195, 405279, 448335, 488187, 521073, 535815, 565185, 627669, 669951, 675465, 791259, 813645, 868455, 1017333, 1046115, 1116585, 1215837, 1318765, 1464561, 1563219, 1695555, 1846271, 2009853, 2026395, 2373777, 2440935, 2605365, 3051999, 3138345, 3349755, 3647511, 3956295, 4393683, 4689657, 5086665, 5538813, 6079185, 7121331, 7322805, 7816095, 9155997, 9231355, 10049265, 10942533, 11868885, 14068971, 15259995, 16616439, 18237555, 21363993, 21968415, 23448285, 27467991, 27694065, 32827599, 35606655, 45779985, 49849317, 54712665, 64091979, 70344855, 82403973, 83082195, 98482797, 106819965, 137339955, 149547951, 164137995, 192275937, 249246585, 320459895, 412019865, 448643853, 492413985, 576827811, 747739755, 961379685, 1345931559, 2243219265, 2884139055, 4037794677, 6729657795, 20188973385]

約数ペア:

[(1, 20188973385), (3, 6729657795), (5, 4037794677), (7, 2884139055), (9, 2243219265), (15, 1345931559), (21, 961379685), (27, 747739755), (35, 576827811), (41, 492413985), (45, 448643853), (49, 412019865), (63, 320459895), (81, 249246585), (105, 192275937), (123, 164137995), (135, 149547951), (147, 137339955), (189, 106819965), (205, 98482797), (243, 83082195), (245, 82403973), (287, 70344855), (315, 64091979), (369, 54712665), (405, 49849317), (441, 45779985), (567, 35606655), (615, 32827599), (729, 27694065), (735, 27467991), (861, 23448285), (919, 21968415), (945, 21363993), (1107, 18237555), (1215, 16616439), (1323, 15259995), (1435, 14068971), (1701, 11868885), (1845, 10942533), (2009, 10049265), (2187, 9231355), (2205, 9155997), (2583, 7816095), (2757, 7322805), (2835, 7121331), (3321, 6079185), (3645, 5538813), (3969, 5086665), (4305, 4689657), (4595, 4393683), (5103, 3956295), (5535, 3647511), (6027, 3349755), (6433, 3138345), (6615, 3051999), (7749, 2605365), (8271, 2440935), (8505, 2373777), (9963, 2026395), (10045, 2009853), (10935, 1846271), (11907, 1695555), (12915, 1563219), (13785, 1464561), (15309, 1318765), (16605, 1215837), (18081, 1116585), (19299, 1046115), (19845, 1017333), (23247, 868455), (24813, 813645), (25515, 791259), (29889, 675465), (30135, 669951), (32165, 627669), (35721, 565185), (37679, 535815), (38745, 521073), (41355, 488187), (45031, 448335), (49815, 405279), (54243, 372195), (57897, 348705), (59535, 339111), (69741, 289485), (74439, 271215), (76545, 263753), (89667, 225155), (90405, 223317), (96495, 209223), (107163, 188395), (113037, 178605), (116235, 173691), (124065, 162729), (135093, 149445)]