259889280

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:407

約数の個数: 256

約数和(自身を含む): 965295360

約数和(自身を除く): 705406080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 61, 64, 70, 80, 84, 96, 105, 112, 120, 122, 128, 140, 160, 168, 183, 192, 210, 224, 240, 244, 280, 305, 317, 320, 336, 366, 384, 420, 427, 448, 480, 488, 560, 610, 634, 640, 672, 732, 840, 854, 896, 915, 951, 960, 976, 1120, 1220, 1268, 1281, 1344, 1464, 1585, 1680, 1708, 1830, 1902, 1920, 1952, 2135, 2219, 2240, 2440, 2536, 2562, 2688, 2928, 3170, 3360, 3416, 3660, 3804, 3904, 4270, 4438, 4480, 4755, 4880, 5072, 5124, 5856, 6340, 6405, 6657, 6720, 6832, 7320, 7608, 7808, 8540, 8876, 9510, 9760, 10144, 10248, 11095, 11712, 12680, 12810, 13314, 13440, 13664, 14640, 15216, 17080, 17752, 19020, 19337, 19520, 20288, 20496, 22190, 23424, 25360, 25620, 26628, 27328, 29280, 30432, 33285, 34160, 35504, 38040, 38674, 39040, 40576, 40992, 44380, 50720, 51240, 53256, 54656, 58011, 58560, 60864, 66570, 68320, 71008, 76080, 77348, 81984, 88760, 96685, 101440, 102480, 106512, 116022, 117120, 121728, 133140, 135359, 136640, 142016, 152160, 154696, 163968, 177520, 193370, 202880, 204960, 213024, 232044, 266280, 270718, 273280, 284032, 290055, 304320, 309392, 355040, 386740, 406077, 409920, 426048, 464088, 532560, 541436, 580110, 608640, 618784, 676795, 710080, 773480, 812154, 819840, 852096, 928176, 1065120, 1082872, 1160220, 1237568, 1353590, 1420160, 1546960, 1624308, 1856352, 2030385, 2130240, 2165744, 2320440, 2475136, 2707180, 3093920, 3248616, 3712704, 4060770, 4260480, 4331488, 4640880, 5414360, 6187840, 6497232, 7425408, 8121540, 8662976, 9281760, 10828720, 12375680, 12994464, 16243080, 17325952, 18563520, 21657440, 25988928, 32486160, 37127040, 43314880, 51977856, 64972320, 86629760, 129944640, 259889280]

約数ペア:

[(1, 259889280), (2, 129944640), (3, 86629760), (4, 64972320), (5, 51977856), (6, 43314880), (7, 37127040), (8, 32486160), (10, 25988928), (12, 21657440), (14, 18563520), (15, 17325952), (16, 16243080), (20, 12994464), (21, 12375680), (24, 10828720), (28, 9281760), (30, 8662976), (32, 8121540), (35, 7425408), (40, 6497232), (42, 6187840), (48, 5414360), (56, 4640880), (60, 4331488), (61, 4260480), (64, 4060770), (70, 3712704), (80, 3248616), (84, 3093920), (96, 2707180), (105, 2475136), (112, 2320440), (120, 2165744), (122, 2130240), (128, 2030385), (140, 1856352), (160, 1624308), (168, 1546960), (183, 1420160), (192, 1353590), (210, 1237568), (224, 1160220), (240, 1082872), (244, 1065120), (280, 928176), (305, 852096), (317, 819840), (320, 812154), (336, 773480), (366, 710080), (384, 676795), (420, 618784), (427, 608640), (448, 580110), (480, 541436), (488, 532560), (560, 464088), (610, 426048), (634, 409920), (640, 406077), (672, 386740), (732, 355040), (840, 309392), (854, 304320), (896, 290055), (915, 284032), (951, 273280), (960, 270718), (976, 266280), (1120, 232044), (1220, 213024), (1268, 204960), (1281, 202880), (1344, 193370), (1464, 177520), (1585, 163968), (1680, 154696), (1708, 152160), (1830, 142016), (1902, 136640), (1920, 135359), (1952, 133140), (2135, 121728), (2219, 117120), (2240, 116022), (2440, 106512), (2536, 102480), (2562, 101440), (2688, 96685), (2928, 88760), (3170, 81984), (3360, 77348), (3416, 76080), (3660, 71008), (3804, 68320), (3904, 66570), (4270, 60864), (4438, 58560), (4480, 58011), (4755, 54656), (4880, 53256), (5072, 51240), (5124, 50720), (5856, 44380), (6340, 40992), (6405, 40576), (6657, 39040), (6720, 38674), (6832, 38040), (7320, 35504), (7608, 34160), (7808, 33285), (8540, 30432), (8876, 29280), (9510, 27328), (9760, 26628), (10144, 25620), (10248, 25360), (11095, 23424), (11712, 22190), (12680, 20496), (12810, 20288), (13314, 19520), (13440, 19337), (13664, 19020), (14640, 17752), (15216, 17080)]