20215492605

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:321

約数の個数: 384

約数和(自身を含む): 48577351680

約数和(自身を除く): 28361859075

約数列:

[1, 3, 5, 7, 9, 11, 15, 19, 21, 33, 35, 37, 43, 45, 55, 57, 63, 77, 95, 99, 105, 111, 129, 133, 165, 171, 185, 193, 209, 215, 231, 259, 285, 301, 315, 333, 385, 387, 399, 407, 473, 495, 555, 579, 627, 645, 665, 693, 703, 777, 817, 855, 903, 965, 1045, 1155, 1197, 1221, 1295, 1351, 1419, 1463, 1505, 1591, 1665, 1737, 1881, 1935, 1995, 2035, 2109, 2123, 2331, 2365, 2451, 2709, 2849, 2895, 3135, 3311, 3465, 3515, 3663, 3667, 3885, 4053, 4085, 4257, 4389, 4515, 4773, 4921, 5719, 5985, 6105, 6327, 6369, 6755, 7095, 7141, 7315, 7353, 7733, 7955, 8299, 8547, 8685, 8987, 9405, 9933, 10545, 10615, 11001, 11137, 11655, 12159, 12255, 13167, 13545, 14245, 14319, 14763, 14861, 16555, 17157, 17501, 18315, 18335, 19107, 20265, 21285, 21423, 21945, 23199, 23865, 24605, 24897, 25641, 25669, 26961, 28595, 29799, 30229, 31635, 31845, 33003, 33411, 35705, 36765, 38665, 40337, 41495, 42735, 44289, 44583, 44935, 49665, 49987, 51471, 52503, 54131, 55005, 55685, 58093, 60795, 62909, 64269, 65835, 69597, 71595, 73815, 74305, 74691, 77007, 78551, 80883, 85785, 87505, 90687, 91289, 95535, 100233, 107115, 115995, 121011, 122507, 124485, 128205, 128345, 133749, 134805, 135679, 148995, 149961, 151145, 157509, 157681, 162393, 165015, 167055, 174279, 188727, 201685, 211603, 221445, 222915, 231021, 235653, 249935, 257355, 262515, 270655, 272061, 273867, 282359, 290465, 307063, 314545, 321345, 332519, 347985, 363033, 367521, 373455, 385035, 392755, 404415, 407037, 449883, 453435, 456445, 473043, 487179, 501165, 522837, 549857, 566181, 605055, 612535, 634809, 639023, 668745, 678395, 706959, 749805, 787545, 788405, 811965, 821601, 847077, 871395, 921189, 943635, 949753, 997557, 1058015, 1102563, 1103767, 1155105, 1178265, 1221111, 1360305, 1369335, 1411795, 1419129, 1492469, 1535315, 1649571, 1662595, 1734491, 1815165, 1837605, 1904427, 1917069, 2035185, 2149441, 2249415, 2327633, 2365215, 2435895, 2541231, 2614185, 2749285, 2763567, 2830905, 2849259, 2992671, 3174045, 3195115, 3311301, 3377693, 3534795, 4108005, 4235385, 4477407, 4605945, 4748765, 4948713, 4987785, 5203473, 5512815, 5518835, 5751207, 5834197, 6105555, 6448323, 6982899, 7095645, 7462345, 8247855, 8547777, 8672455, 9522135, 9585345, 9933903, 10133079, 10447283, 10747205, 11638165, 12141437, 12706155, 13432221, 13817835, 14246295, 14963355, 15610419, 16556505, 16888465, 17502591, 19344969, 20948697, 22387035, 23643851, 24743565, 26017365, 28756035, 29170985, 30399237, 31341849, 32241615, 34914495, 36424311, 40839379, 42738885, 49669515, 50665395, 52236415, 52507773, 60707185, 64176167, 67161105, 70931553, 78052095, 87512955, 94025547, 96724845, 104743485, 109272933, 118219255, 122518137, 151996185, 156709245, 182121555, 192528501, 204196895, 212794659, 262538865, 320880835, 354657765, 367554411, 449233169, 470127735, 546364665, 577585503, 612590685, 962642505, 1063973295, 1347699507, 1837772055, 2246165845, 2887927515, 4043098521, 6738497535, 20215492605]

約数ペア:

[(1, 20215492605), (3, 6738497535), (5, 4043098521), (7, 2887927515), (9, 2246165845), (11, 1837772055), (15, 1347699507), (19, 1063973295), (21, 962642505), (33, 612590685), (35, 577585503), (37, 546364665), (43, 470127735), (45, 449233169), (55, 367554411), (57, 354657765), (63, 320880835), (77, 262538865), (95, 212794659), (99, 204196895), (105, 192528501), (111, 182121555), (129, 156709245), (133, 151996185), (165, 122518137), (171, 118219255), (185, 109272933), (193, 104743485), (209, 96724845), (215, 94025547), (231, 87512955), (259, 78052095), (285, 70931553), (301, 67161105), (315, 64176167), (333, 60707185), (385, 52507773), (387, 52236415), (399, 50665395), (407, 49669515), (473, 42738885), (495, 40839379), (555, 36424311), (579, 34914495), (627, 32241615), (645, 31341849), (665, 30399237), (693, 29170985), (703, 28756035), (777, 26017365), (817, 24743565), (855, 23643851), (903, 22387035), (965, 20948697), (1045, 19344969), (1155, 17502591), (1197, 16888465), (1221, 16556505), (1295, 15610419), (1351, 14963355), (1419, 14246295), (1463, 13817835), (1505, 13432221), (1591, 12706155), (1665, 12141437), (1737, 11638165), (1881, 10747205), (1935, 10447283), (1995, 10133079), (2035, 9933903), (2109, 9585345), (2123, 9522135), (2331, 8672455), (2365, 8547777), (2451, 8247855), (2709, 7462345), (2849, 7095645), (2895, 6982899), (3135, 6448323), (3311, 6105555), (3465, 5834197), (3515, 5751207), (3663, 5518835), (3667, 5512815), (3885, 5203473), (4053, 4987785), (4085, 4948713), (4257, 4748765), (4389, 4605945), (4515, 4477407), (4773, 4235385), (4921, 4108005), (5719, 3534795), (5985, 3377693), (6105, 3311301), (6327, 3195115), (6369, 3174045), (6755, 2992671), (7095, 2849259), (7141, 2830905), (7315, 2763567), (7353, 2749285), (7733, 2614185), (7955, 2541231), (8299, 2435895), (8547, 2365215), (8685, 2327633), (8987, 2249415), (9405, 2149441), (9933, 2035185), (10545, 1917069), (10615, 1904427), (11001, 1837605), (11137, 1815165), (11655, 1734491), (12159, 1662595), (12255, 1649571), (13167, 1535315), (13545, 1492469), (14245, 1419129), (14319, 1411795), (14763, 1369335), (14861, 1360305), (16555, 1221111), (17157, 1178265), (17501, 1155105), (18315, 1103767), (18335, 1102563), (19107, 1058015), (20265, 997557), (21285, 949753), (21423, 943635), (21945, 921189), (23199, 871395), (23865, 847077), (24605, 821601), (24897, 811965), (25641, 788405), (25669, 787545), (26961, 749805), (28595, 706959), (29799, 678395), (30229, 668745), (31635, 639023), (31845, 634809), (33003, 612535), (33411, 605055), (35705, 566181), (36765, 549857), (38665, 522837), (40337, 501165), (41495, 487179), (42735, 473043), (44289, 456445), (44583, 453435), (44935, 449883), (49665, 407037), (49987, 404415), (51471, 392755), (52503, 385035), (54131, 373455), (55005, 367521), (55685, 363033), (58093, 347985), (60795, 332519), (62909, 321345), (64269, 314545), (65835, 307063), (69597, 290465), (71595, 282359), (73815, 273867), (74305, 272061), (74691, 270655), (77007, 262515), (78551, 257355), (80883, 249935), (85785, 235653), (87505, 231021), (90687, 222915), (91289, 221445), (95535, 211603), (100233, 201685), (107115, 188727), (115995, 174279), (121011, 167055), (122507, 165015), (124485, 162393), (128205, 157681), (128345, 157509), (133749, 151145), (134805, 149961), (135679, 148995)]