685338576

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:625

約数の個数: 160

約数和(自身を含む): 1999872000

約数和(自身を除く): 1314533424

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 71, 78, 93, 104, 124, 142, 156, 186, 208, 213, 248, 284, 312, 372, 403, 426, 496, 499, 568, 624, 744, 806, 852, 923, 998, 1136, 1209, 1488, 1497, 1612, 1704, 1846, 1996, 2201, 2418, 2769, 2994, 3224, 3408, 3692, 3992, 4402, 4836, 5538, 5988, 6448, 6487, 6603, 7384, 7984, 8804, 9672, 11076, 11976, 12974, 13206, 14768, 15469, 17608, 19344, 19461, 22152, 23952, 25948, 26412, 28613, 30938, 35216, 35429, 38922, 44304, 46407, 51896, 52824, 57226, 61876, 70858, 77844, 85839, 92814, 103792, 105648, 106287, 114452, 123752, 141716, 155688, 171678, 185628, 201097, 212574, 228904, 247504, 283432, 311376, 343356, 371256, 402194, 425148, 457808, 460577, 566864, 603291, 686712, 742512, 804388, 850296, 921154, 1098299, 1206582, 1373424, 1381731, 1608776, 1700592, 1842308, 2196598, 2413164, 2763462, 3217552, 3294897, 3684616, 4393196, 4826328, 5526924, 6589794, 7369232, 8786392, 9652656, 11053848, 13179588, 14277887, 17572784, 22107696, 26359176, 28555774, 42833661, 52718352, 57111548, 85667322, 114223096, 171334644, 228446192, 342669288, 685338576]

約数ペア:

[(1, 685338576), (2, 342669288), (3, 228446192), (4, 171334644), (6, 114223096), (8, 85667322), (12, 57111548), (13, 52718352), (16, 42833661), (24, 28555774), (26, 26359176), (31, 22107696), (39, 17572784), (48, 14277887), (52, 13179588), (62, 11053848), (71, 9652656), (78, 8786392), (93, 7369232), (104, 6589794), (124, 5526924), (142, 4826328), (156, 4393196), (186, 3684616), (208, 3294897), (213, 3217552), (248, 2763462), (284, 2413164), (312, 2196598), (372, 1842308), (403, 1700592), (426, 1608776), (496, 1381731), (499, 1373424), (568, 1206582), (624, 1098299), (744, 921154), (806, 850296), (852, 804388), (923, 742512), (998, 686712), (1136, 603291), (1209, 566864), (1488, 460577), (1497, 457808), (1612, 425148), (1704, 402194), (1846, 371256), (1996, 343356), (2201, 311376), (2418, 283432), (2769, 247504), (2994, 228904), (3224, 212574), (3408, 201097), (3692, 185628), (3992, 171678), (4402, 155688), (4836, 141716), (5538, 123752), (5988, 114452), (6448, 106287), (6487, 105648), (6603, 103792), (7384, 92814), (7984, 85839), (8804, 77844), (9672, 70858), (11076, 61876), (11976, 57226), (12974, 52824), (13206, 51896), (14768, 46407), (15469, 44304), (17608, 38922), (19344, 35429), (19461, 35216), (22152, 30938), (23952, 28613), (25948, 26412)]