1998004736

素因数分解:

$2^9\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:155

約数の個数: 320

約数和(自身を含む): 5398821120

約数和(自身を除く): 3400816384

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 37, 38, 52, 56, 61, 64, 74, 76, 91, 104, 112, 122, 128, 133, 148, 152, 182, 208, 224, 244, 247, 256, 259, 266, 296, 304, 364, 416, 427, 448, 481, 488, 494, 512, 518, 532, 592, 608, 703, 728, 793, 832, 854, 896, 962, 976, 988, 1036, 1064, 1159, 1184, 1216, 1406, 1456, 1586, 1664, 1708, 1729, 1792, 1924, 1952, 1976, 2072, 2128, 2257, 2318, 2368, 2432, 2812, 2912, 3172, 3328, 3367, 3416, 3458, 3584, 3848, 3904, 3952, 4144, 4256, 4514, 4636, 4736, 4864, 4921, 5551, 5624, 5824, 6344, 6656, 6734, 6832, 6916, 7696, 7808, 7904, 8113, 8288, 8512, 9028, 9139, 9272, 9472, 9728, 9842, 11102, 11248, 11648, 12688, 13468, 13664, 13832, 15067, 15392, 15616, 15799, 15808, 16226, 16576, 17024, 18056, 18278, 18544, 18944, 19684, 22204, 22496, 23296, 25376, 26936, 27328, 27664, 29341, 30134, 30784, 31232, 31598, 31616, 32452, 33152, 34048, 36112, 36556, 37088, 39368, 42883, 44408, 44992, 46592, 50752, 53872, 54656, 55328, 58682, 60268, 61568, 63196, 63232, 63973, 64904, 66304, 68096, 72224, 73112, 74176, 78736, 85766, 88816, 89984, 101504, 105469, 107744, 109312, 110656, 117364, 120536, 123136, 126392, 126464, 127946, 129808, 132608, 144448, 146224, 148352, 157472, 171532, 177632, 179968, 203008, 205387, 210938, 215488, 218624, 221312, 234728, 241072, 246272, 252784, 255892, 259616, 288896, 292448, 296704, 300181, 314944, 343064, 355264, 359936, 406016, 410774, 421876, 430976, 442624, 469456, 482144, 505568, 511784, 519232, 557479, 577792, 584896, 593408, 600362, 629888, 686128, 710528, 821548, 843752, 861952, 885248, 938912, 964288, 1011136, 1023568, 1038464, 1114958, 1155584, 1169792, 1200724, 1259776, 1372256, 1421056, 1643096, 1687504, 1723904, 1877824, 1928576, 2022272, 2047136, 2076928, 2229916, 2339584, 2401448, 2519552, 2744512, 2842112, 3286192, 3375008, 3755648, 3857152, 3902353, 4044544, 4094272, 4153856, 4459832, 4679168, 4802896, 5489024, 6572384, 6750016, 7511296, 7714304, 7804706, 8089088, 8188544, 8919664, 9605792, 10978048, 13144768, 13500032, 15022592, 15609412, 16377088, 17839328, 19211584, 21956096, 26289536, 27000064, 31218824, 32754176, 35678656, 38423168, 52579072, 54000128, 62437648, 71357312, 76846336, 105158144, 124875296, 142714624, 153692672, 249750592, 285429248, 499501184, 999002368, 1998004736]

約数ペア:

[(1, 1998004736), (2, 999002368), (4, 499501184), (7, 285429248), (8, 249750592), (13, 153692672), (14, 142714624), (16, 124875296), (19, 105158144), (26, 76846336), (28, 71357312), (32, 62437648), (37, 54000128), (38, 52579072), (52, 38423168), (56, 35678656), (61, 32754176), (64, 31218824), (74, 27000064), (76, 26289536), (91, 21956096), (104, 19211584), (112, 17839328), (122, 16377088), (128, 15609412), (133, 15022592), (148, 13500032), (152, 13144768), (182, 10978048), (208, 9605792), (224, 8919664), (244, 8188544), (247, 8089088), (256, 7804706), (259, 7714304), (266, 7511296), (296, 6750016), (304, 6572384), (364, 5489024), (416, 4802896), (427, 4679168), (448, 4459832), (481, 4153856), (488, 4094272), (494, 4044544), (512, 3902353), (518, 3857152), (532, 3755648), (592, 3375008), (608, 3286192), (703, 2842112), (728, 2744512), (793, 2519552), (832, 2401448), (854, 2339584), (896, 2229916), (962, 2076928), (976, 2047136), (988, 2022272), (1036, 1928576), (1064, 1877824), (1159, 1723904), (1184, 1687504), (1216, 1643096), (1406, 1421056), (1456, 1372256), (1586, 1259776), (1664, 1200724), (1708, 1169792), (1729, 1155584), (1792, 1114958), (1924, 1038464), (1952, 1023568), (1976, 1011136), (2072, 964288), (2128, 938912), (2257, 885248), (2318, 861952), (2368, 843752), (2432, 821548), (2812, 710528), (2912, 686128), (3172, 629888), (3328, 600362), (3367, 593408), (3416, 584896), (3458, 577792), (3584, 557479), (3848, 519232), (3904, 511784), (3952, 505568), (4144, 482144), (4256, 469456), (4514, 442624), (4636, 430976), (4736, 421876), (4864, 410774), (4921, 406016), (5551, 359936), (5624, 355264), (5824, 343064), (6344, 314944), (6656, 300181), (6734, 296704), (6832, 292448), (6916, 288896), (7696, 259616), (7808, 255892), (7904, 252784), (8113, 246272), (8288, 241072), (8512, 234728), (9028, 221312), (9139, 218624), (9272, 215488), (9472, 210938), (9728, 205387), (9842, 203008), (11102, 179968), (11248, 177632), (11648, 171532), (12688, 157472), (13468, 148352), (13664, 146224), (13832, 144448), (15067, 132608), (15392, 129808), (15616, 127946), (15799, 126464), (15808, 126392), (16226, 123136), (16576, 120536), (17024, 117364), (18056, 110656), (18278, 109312), (18544, 107744), (18944, 105469), (19684, 101504), (22204, 89984), (22496, 88816), (23296, 85766), (25376, 78736), (26936, 74176), (27328, 73112), (27664, 72224), (29341, 68096), (30134, 66304), (30784, 64904), (31232, 63973), (31598, 63232), (31616, 63196), (32452, 61568), (33152, 60268), (34048, 58682), (36112, 55328), (36556, 54656), (37088, 53872), (39368, 50752), (42883, 46592), (44408, 44992)]