81713481480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{8161}}^1$

素因数の和:8381

約数の個数: 256

約数和(自身を含む): 278317670400

約数和(自身を除く): 196604188920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 73, 90, 108, 120, 127, 135, 146, 180, 216, 219, 254, 270, 292, 360, 365, 381, 438, 508, 540, 584, 635, 657, 730, 762, 876, 1016, 1080, 1095, 1143, 1270, 1314, 1460, 1524, 1752, 1905, 1971, 2190, 2286, 2540, 2628, 2920, 3048, 3285, 3429, 3810, 3942, 4380, 4572, 5080, 5256, 5715, 6570, 6858, 7620, 7884, 8161, 8760, 9144, 9271, 9855, 11430, 13140, 13716, 15240, 15768, 16322, 17145, 18542, 19710, 22860, 24483, 26280, 27432, 27813, 32644, 34290, 37084, 39420, 40805, 45720, 46355, 48966, 55626, 65288, 68580, 73449, 74168, 78840, 81610, 83439, 92710, 97932, 111252, 122415, 137160, 139065, 146898, 163220, 166878, 185420, 195864, 220347, 222504, 244830, 250317, 278130, 293796, 326440, 333756, 367245, 370840, 417195, 440694, 489660, 500634, 556260, 587592, 595753, 667512, 734490, 834390, 881388, 979320, 1001268, 1036447, 1101735, 1112520, 1191506, 1251585, 1468980, 1668780, 1762776, 1787259, 2002536, 2072894, 2203470, 2383012, 2503170, 2937960, 2978765, 3109341, 3337560, 3574518, 4145788, 4406940, 4766024, 5006340, 5182235, 5361777, 5957530, 6218682, 7149036, 8291576, 8813880, 8936295, 9328023, 10012680, 10364470, 10723554, 11915060, 12437364, 14298072, 15546705, 16085331, 17872590, 18656046, 20728940, 21447108, 23830120, 24874728, 26808885, 27984069, 31093410, 32170662, 35745180, 37312092, 41457880, 42894216, 46640115, 53617770, 55968138, 62186820, 64341324, 71490360, 74624184, 75660631, 80426655, 93280230, 107235540, 111936276, 124373640, 128682648, 139920345, 151321262, 160853310, 186560460, 214471080, 223872552, 226981893, 279840690, 302642524, 321706620, 373120920, 378303155, 453963786, 559681380, 605285048, 643413240, 680945679, 756606310, 907927572, 1119362760, 1134909465, 1361891358, 1513212620, 1815855144, 2042837037, 2269818930, 2723782716, 3026425240, 3404728395, 4085674074, 4539637860, 5447565432, 6809456790, 8171348148, 9079275720, 10214185185, 13618913580, 16342696296, 20428370370, 27237827160, 40856740740, 81713481480]

約数ペア:

[(1, 81713481480), (2, 40856740740), (3, 27237827160), (4, 20428370370), (5, 16342696296), (6, 13618913580), (8, 10214185185), (9, 9079275720), (10, 8171348148), (12, 6809456790), (15, 5447565432), (18, 4539637860), (20, 4085674074), (24, 3404728395), (27, 3026425240), (30, 2723782716), (36, 2269818930), (40, 2042837037), (45, 1815855144), (54, 1513212620), (60, 1361891358), (72, 1134909465), (73, 1119362760), (90, 907927572), (108, 756606310), (120, 680945679), (127, 643413240), (135, 605285048), (146, 559681380), (180, 453963786), (216, 378303155), (219, 373120920), (254, 321706620), (270, 302642524), (292, 279840690), (360, 226981893), (365, 223872552), (381, 214471080), (438, 186560460), (508, 160853310), (540, 151321262), (584, 139920345), (635, 128682648), (657, 124373640), (730, 111936276), (762, 107235540), (876, 93280230), (1016, 80426655), (1080, 75660631), (1095, 74624184), (1143, 71490360), (1270, 64341324), (1314, 62186820), (1460, 55968138), (1524, 53617770), (1752, 46640115), (1905, 42894216), (1971, 41457880), (2190, 37312092), (2286, 35745180), (2540, 32170662), (2628, 31093410), (2920, 27984069), (3048, 26808885), (3285, 24874728), (3429, 23830120), (3810, 21447108), (3942, 20728940), (4380, 18656046), (4572, 17872590), (5080, 16085331), (5256, 15546705), (5715, 14298072), (6570, 12437364), (6858, 11915060), (7620, 10723554), (7884, 10364470), (8161, 10012680), (8760, 9328023), (9144, 8936295), (9271, 8813880), (9855, 8291576), (11430, 7149036), (13140, 6218682), (13716, 5957530), (15240, 5361777), (15768, 5182235), (16322, 5006340), (17145, 4766024), (18542, 4406940), (19710, 4145788), (22860, 3574518), (24483, 3337560), (26280, 3109341), (27432, 2978765), (27813, 2937960), (32644, 2503170), (34290, 2383012), (37084, 2203470), (39420, 2072894), (40805, 2002536), (45720, 1787259), (46355, 1762776), (48966, 1668780), (55626, 1468980), (65288, 1251585), (68580, 1191506), (73449, 1112520), (74168, 1101735), (78840, 1036447), (81610, 1001268), (83439, 979320), (92710, 881388), (97932, 834390), (111252, 734490), (122415, 667512), (137160, 595753), (139065, 587592), (146898, 556260), (163220, 500634), (166878, 489660), (185420, 440694), (195864, 417195), (220347, 370840), (222504, 367245), (244830, 333756), (250317, 326440), (278130, 293796)]