20185795968

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{439}}^1$

素因数の和:681

約数の個数: 256

約数和(自身を含む): 59212876800

約数和(自身を除く): 39027080832

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 61, 64, 78, 96, 104, 122, 128, 151, 156, 183, 192, 208, 244, 302, 312, 366, 384, 416, 439, 453, 488, 604, 624, 732, 793, 832, 878, 906, 976, 1208, 1248, 1317, 1464, 1586, 1664, 1756, 1812, 1952, 1963, 2379, 2416, 2496, 2634, 2928, 3172, 3512, 3624, 3904, 3926, 4758, 4832, 4992, 5268, 5707, 5856, 5889, 6344, 7024, 7248, 7808, 7852, 9211, 9516, 9664, 10536, 11414, 11712, 11778, 12688, 14048, 14496, 15704, 17121, 18422, 19032, 19328, 21072, 22828, 23424, 23556, 25376, 26779, 27633, 28096, 28992, 31408, 34242, 36844, 38064, 42144, 45656, 47112, 50752, 53558, 55266, 56192, 57984, 62816, 66289, 68484, 73688, 76128, 80337, 84288, 91312, 94224, 101504, 107116, 110532, 119743, 125632, 132578, 136968, 147376, 152256, 160674, 168576, 182624, 188448, 198867, 214232, 221064, 239486, 251264, 265156, 273936, 294752, 304512, 321348, 348127, 359229, 365248, 376896, 397734, 428464, 442128, 478972, 530312, 547872, 589504, 642696, 696254, 718458, 730496, 753792, 795468, 856928, 861757, 884256, 957944, 1044381, 1060624, 1095744, 1179008, 1285392, 1392508, 1436916, 1590936, 1713856, 1723514, 1768512, 1915888, 2088762, 2121248, 2191488, 2570784, 2585271, 2785016, 2873832, 3181872, 3427712, 3447028, 3537024, 3831776, 4043629, 4177524, 4242496, 5141568, 5170542, 5570032, 5747664, 6363744, 6894056, 7663552, 8087258, 8355048, 8484992, 10283136, 10341084, 11140064, 11495328, 12130887, 12727488, 13788112, 15327104, 16174516, 16710096, 20682168, 22280128, 22990656, 24261774, 25454976, 27576224, 32349032, 33420192, 41364336, 44560256, 45981312, 48523548, 52567177, 55152448, 64698064, 66840384, 82728672, 97047096, 105134354, 110304896, 129396128, 133680768, 157701531, 165457344, 194094192, 210268708, 258792256, 315403062, 330914688, 388188384, 420537416, 517584512, 630806124, 776376768, 841074832, 1261612248, 1552753536, 1682149664, 2523224496, 3364299328, 5046448992, 6728598656, 10092897984, 20185795968]

約数ペア:

[(1, 20185795968), (2, 10092897984), (3, 6728598656), (4, 5046448992), (6, 3364299328), (8, 2523224496), (12, 1682149664), (13, 1552753536), (16, 1261612248), (24, 841074832), (26, 776376768), (32, 630806124), (39, 517584512), (48, 420537416), (52, 388188384), (61, 330914688), (64, 315403062), (78, 258792256), (96, 210268708), (104, 194094192), (122, 165457344), (128, 157701531), (151, 133680768), (156, 129396128), (183, 110304896), (192, 105134354), (208, 97047096), (244, 82728672), (302, 66840384), (312, 64698064), (366, 55152448), (384, 52567177), (416, 48523548), (439, 45981312), (453, 44560256), (488, 41364336), (604, 33420192), (624, 32349032), (732, 27576224), (793, 25454976), (832, 24261774), (878, 22990656), (906, 22280128), (976, 20682168), (1208, 16710096), (1248, 16174516), (1317, 15327104), (1464, 13788112), (1586, 12727488), (1664, 12130887), (1756, 11495328), (1812, 11140064), (1952, 10341084), (1963, 10283136), (2379, 8484992), (2416, 8355048), (2496, 8087258), (2634, 7663552), (2928, 6894056), (3172, 6363744), (3512, 5747664), (3624, 5570032), (3904, 5170542), (3926, 5141568), (4758, 4242496), (4832, 4177524), (4992, 4043629), (5268, 3831776), (5707, 3537024), (5856, 3447028), (5889, 3427712), (6344, 3181872), (7024, 2873832), (7248, 2785016), (7808, 2585271), (7852, 2570784), (9211, 2191488), (9516, 2121248), (9664, 2088762), (10536, 1915888), (11414, 1768512), (11712, 1723514), (11778, 1713856), (12688, 1590936), (14048, 1436916), (14496, 1392508), (15704, 1285392), (17121, 1179008), (18422, 1095744), (19032, 1060624), (19328, 1044381), (21072, 957944), (22828, 884256), (23424, 861757), (23556, 856928), (25376, 795468), (26779, 753792), (27633, 730496), (28096, 718458), (28992, 696254), (31408, 642696), (34242, 589504), (36844, 547872), (38064, 530312), (42144, 478972), (45656, 442128), (47112, 428464), (50752, 397734), (53558, 376896), (55266, 365248), (56192, 359229), (57984, 348127), (62816, 321348), (66289, 304512), (68484, 294752), (73688, 273936), (76128, 265156), (80337, 251264), (84288, 239486), (91312, 221064), (94224, 214232), (101504, 198867), (107116, 188448), (110532, 182624), (119743, 168576), (125632, 160674), (132578, 152256), (136968, 147376)]