20781114432

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{1259}}^1$

素因数の和:1693

約数の個数: 224

約数和(自身を含む): 62907062400

約数和(自身を除く): 42125947968

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 32, 34, 39, 48, 51, 52, 64, 68, 78, 96, 102, 104, 136, 156, 192, 204, 208, 221, 272, 312, 389, 408, 416, 442, 544, 624, 663, 778, 816, 832, 884, 1088, 1167, 1248, 1259, 1326, 1556, 1632, 1768, 2334, 2496, 2518, 2652, 3112, 3264, 3536, 3777, 4668, 5036, 5057, 5304, 6224, 6613, 7072, 7554, 9336, 10072, 10114, 10608, 12448, 13226, 14144, 15108, 15171, 16367, 18672, 19839, 20144, 20228, 21216, 21403, 24896, 26452, 30216, 30342, 32734, 37344, 39678, 40288, 40456, 42432, 42806, 49101, 52904, 60432, 60684, 64209, 65468, 74688, 79356, 80576, 80912, 85612, 85969, 98202, 105808, 120864, 121368, 128418, 130936, 158712, 161824, 171224, 171938, 196404, 211616, 241728, 242736, 256836, 257907, 261872, 278239, 317424, 323648, 342448, 343876, 392808, 423232, 485472, 489751, 513672, 515814, 523744, 556478, 634848, 684896, 687752, 785616, 834717, 970944, 979502, 1027344, 1031628, 1047488, 1112956, 1269696, 1369792, 1375504, 1469253, 1571232, 1669434, 1959004, 2054688, 2063256, 2225912, 2751008, 2938506, 3142464, 3338868, 3918008, 4109376, 4126512, 4451824, 5502016, 5877012, 6366763, 6677736, 7836016, 8253024, 8325767, 8903648, 11754024, 12733526, 13355472, 15672032, 16506048, 16651534, 17807296, 19100289, 23508048, 24977301, 25467052, 26710944, 31344064, 33303068, 38200578, 47016096, 49954602, 50934104, 53421888, 66606136, 76401156, 94032192, 99909204, 101868208, 108234971, 133212272, 152802312, 199818408, 203736416, 216469942, 266424544, 305604624, 324704913, 399636816, 407472832, 432939884, 532849088, 611209248, 649409826, 799273632, 865879768, 1222418496, 1298819652, 1598547264, 1731759536, 2597639304, 3463519072, 5195278608, 6927038144, 10390557216, 20781114432]

約数ペア:

[(1, 20781114432), (2, 10390557216), (3, 6927038144), (4, 5195278608), (6, 3463519072), (8, 2597639304), (12, 1731759536), (13, 1598547264), (16, 1298819652), (17, 1222418496), (24, 865879768), (26, 799273632), (32, 649409826), (34, 611209248), (39, 532849088), (48, 432939884), (51, 407472832), (52, 399636816), (64, 324704913), (68, 305604624), (78, 266424544), (96, 216469942), (102, 203736416), (104, 199818408), (136, 152802312), (156, 133212272), (192, 108234971), (204, 101868208), (208, 99909204), (221, 94032192), (272, 76401156), (312, 66606136), (389, 53421888), (408, 50934104), (416, 49954602), (442, 47016096), (544, 38200578), (624, 33303068), (663, 31344064), (778, 26710944), (816, 25467052), (832, 24977301), (884, 23508048), (1088, 19100289), (1167, 17807296), (1248, 16651534), (1259, 16506048), (1326, 15672032), (1556, 13355472), (1632, 12733526), (1768, 11754024), (2334, 8903648), (2496, 8325767), (2518, 8253024), (2652, 7836016), (3112, 6677736), (3264, 6366763), (3536, 5877012), (3777, 5502016), (4668, 4451824), (5036, 4126512), (5057, 4109376), (5304, 3918008), (6224, 3338868), (6613, 3142464), (7072, 2938506), (7554, 2751008), (9336, 2225912), (10072, 2063256), (10114, 2054688), (10608, 1959004), (12448, 1669434), (13226, 1571232), (14144, 1469253), (15108, 1375504), (15171, 1369792), (16367, 1269696), (18672, 1112956), (19839, 1047488), (20144, 1031628), (20228, 1027344), (21216, 979502), (21403, 970944), (24896, 834717), (26452, 785616), (30216, 687752), (30342, 684896), (32734, 634848), (37344, 556478), (39678, 523744), (40288, 515814), (40456, 513672), (42432, 489751), (42806, 485472), (49101, 423232), (52904, 392808), (60432, 343876), (60684, 342448), (64209, 323648), (65468, 317424), (74688, 278239), (79356, 261872), (80576, 257907), (80912, 256836), (85612, 242736), (85969, 241728), (98202, 211616), (105808, 196404), (120864, 171938), (121368, 171224), (128418, 161824), (130936, 158712)]