644136576

素因数分解:

$2^7\times 3^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{257}}^1$

素因数の和:442

約数の個数: 128

約数和(自身を含む): 1762119360

約数和(自身を除く): 1117982784

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 61, 64, 96, 107, 122, 128, 183, 192, 214, 244, 257, 321, 366, 384, 428, 488, 514, 642, 732, 771, 856, 976, 1028, 1284, 1464, 1542, 1712, 1952, 2056, 2568, 2928, 3084, 3424, 3904, 4112, 5136, 5856, 6168, 6527, 6848, 7808, 8224, 10272, 11712, 12336, 13054, 13696, 15677, 16448, 19581, 20544, 23424, 24672, 26108, 27499, 31354, 32896, 39162, 41088, 47031, 49344, 52216, 54998, 62708, 78324, 82497, 94062, 98688, 104432, 109996, 125416, 156648, 164994, 188124, 208864, 219992, 250832, 313296, 329988, 376248, 417728, 439984, 501664, 626592, 659976, 752496, 835456, 879968, 1003328, 1253184, 1319952, 1504992, 1677439, 1759936, 2006656, 2506368, 2639904, 3009984, 3354878, 3519872, 5032317, 5279808, 6019968, 6709756, 10064634, 10559616, 13419512, 20129268, 26839024, 40258536, 53678048, 80517072, 107356096, 161034144, 214712192, 322068288, 644136576]

約数ペア:

[(1, 644136576), (2, 322068288), (3, 214712192), (4, 161034144), (6, 107356096), (8, 80517072), (12, 53678048), (16, 40258536), (24, 26839024), (32, 20129268), (48, 13419512), (61, 10559616), (64, 10064634), (96, 6709756), (107, 6019968), (122, 5279808), (128, 5032317), (183, 3519872), (192, 3354878), (214, 3009984), (244, 2639904), (257, 2506368), (321, 2006656), (366, 1759936), (384, 1677439), (428, 1504992), (488, 1319952), (514, 1253184), (642, 1003328), (732, 879968), (771, 835456), (856, 752496), (976, 659976), (1028, 626592), (1284, 501664), (1464, 439984), (1542, 417728), (1712, 376248), (1952, 329988), (2056, 313296), (2568, 250832), (2928, 219992), (3084, 208864), (3424, 188124), (3904, 164994), (4112, 156648), (5136, 125416), (5856, 109996), (6168, 104432), (6527, 98688), (6848, 94062), (7808, 82497), (8224, 78324), (10272, 62708), (11712, 54998), (12336, 52216), (13054, 49344), (13696, 47031), (15677, 41088), (16448, 39162), (19581, 32896), (20544, 31354), (23424, 27499), (24672, 26108)]