40490856

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{499}}^1$

素因数の和:548

約数の個数: 144

約数和(自身を含む): 133380000

約数和(自身を除く): 92889144

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 23, 24, 28, 36, 42, 46, 49, 56, 63, 69, 72, 84, 92, 98, 126, 138, 147, 161, 168, 184, 196, 207, 252, 276, 294, 322, 392, 414, 441, 483, 499, 504, 552, 588, 644, 828, 882, 966, 998, 1127, 1176, 1288, 1449, 1497, 1656, 1764, 1932, 1996, 2254, 2898, 2994, 3381, 3493, 3528, 3864, 3992, 4491, 4508, 5796, 5988, 6762, 6986, 8982, 9016, 10143, 10479, 11477, 11592, 11976, 13524, 13972, 17964, 20286, 20958, 22954, 24451, 27048, 27944, 31437, 34431, 35928, 40572, 41916, 45908, 48902, 62874, 68862, 73353, 80339, 81144, 83832, 91816, 97804, 103293, 125748, 137724, 146706, 160678, 195608, 206586, 220059, 241017, 251496, 275448, 293412, 321356, 413172, 440118, 482034, 562373, 586824, 642712, 723051, 826344, 880236, 964068, 1124746, 1446102, 1687119, 1760472, 1928136, 2249492, 2892204, 3374238, 4498984, 5061357, 5784408, 6748476, 10122714, 13496952, 20245428, 40490856]

約数ペア:

[(1, 40490856), (2, 20245428), (3, 13496952), (4, 10122714), (6, 6748476), (7, 5784408), (8, 5061357), (9, 4498984), (12, 3374238), (14, 2892204), (18, 2249492), (21, 1928136), (23, 1760472), (24, 1687119), (28, 1446102), (36, 1124746), (42, 964068), (46, 880236), (49, 826344), (56, 723051), (63, 642712), (69, 586824), (72, 562373), (84, 482034), (92, 440118), (98, 413172), (126, 321356), (138, 293412), (147, 275448), (161, 251496), (168, 241017), (184, 220059), (196, 206586), (207, 195608), (252, 160678), (276, 146706), (294, 137724), (322, 125748), (392, 103293), (414, 97804), (441, 91816), (483, 83832), (499, 81144), (504, 80339), (552, 73353), (588, 68862), (644, 62874), (828, 48902), (882, 45908), (966, 41916), (998, 40572), (1127, 35928), (1176, 34431), (1288, 31437), (1449, 27944), (1497, 27048), (1656, 24451), (1764, 22954), (1932, 20958), (1996, 20286), (2254, 17964), (2898, 13972), (2994, 13524), (3381, 11976), (3493, 11592), (3528, 11477), (3864, 10479), (3992, 10143), (4491, 9016), (4508, 8982), (5796, 6986), (5988, 6762)]