398361408

素因数分解:

$2^6\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{127}}^1$

素因数の和:221

約数の個数: 168

約数和(自身を含む): 1162238976

約数和(自身を除く): 763877568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 31, 32, 34, 48, 51, 62, 64, 68, 93, 96, 102, 124, 127, 136, 186, 192, 204, 248, 254, 272, 372, 381, 408, 496, 508, 527, 544, 744, 762, 816, 961, 992, 1016, 1054, 1088, 1488, 1524, 1581, 1632, 1922, 1984, 2032, 2108, 2159, 2883, 2976, 3048, 3162, 3264, 3844, 3937, 4064, 4216, 4318, 5766, 5952, 6096, 6324, 6477, 7688, 7874, 8128, 8432, 8636, 11532, 11811, 12192, 12648, 12954, 15376, 15748, 16337, 16864, 17272, 23064, 23622, 24384, 25296, 25908, 30752, 31496, 32674, 33728, 34544, 46128, 47244, 49011, 50592, 51816, 61504, 62992, 65348, 66929, 69088, 92256, 94488, 98022, 101184, 103632, 122047, 125984, 130696, 133858, 138176, 184512, 188976, 196044, 200787, 207264, 244094, 251968, 261392, 267716, 366141, 377952, 392088, 401574, 414528, 488188, 522784, 535432, 732282, 755904, 784176, 803148, 976376, 1045568, 1070864, 1464564, 1568352, 1606296, 1952752, 2074799, 2141728, 2929128, 3136704, 3212592, 3905504, 4149598, 4283456, 5858256, 6224397, 6425184, 7811008, 8299196, 11716512, 12448794, 12850368, 16598392, 23433024, 24897588, 33196784, 49795176, 66393568, 99590352, 132787136, 199180704, 398361408]

約数ペア:

[(1, 398361408), (2, 199180704), (3, 132787136), (4, 99590352), (6, 66393568), (8, 49795176), (12, 33196784), (16, 24897588), (17, 23433024), (24, 16598392), (31, 12850368), (32, 12448794), (34, 11716512), (48, 8299196), (51, 7811008), (62, 6425184), (64, 6224397), (68, 5858256), (93, 4283456), (96, 4149598), (102, 3905504), (124, 3212592), (127, 3136704), (136, 2929128), (186, 2141728), (192, 2074799), (204, 1952752), (248, 1606296), (254, 1568352), (272, 1464564), (372, 1070864), (381, 1045568), (408, 976376), (496, 803148), (508, 784176), (527, 755904), (544, 732282), (744, 535432), (762, 522784), (816, 488188), (961, 414528), (992, 401574), (1016, 392088), (1054, 377952), (1088, 366141), (1488, 267716), (1524, 261392), (1581, 251968), (1632, 244094), (1922, 207264), (1984, 200787), (2032, 196044), (2108, 188976), (2159, 184512), (2883, 138176), (2976, 133858), (3048, 130696), (3162, 125984), (3264, 122047), (3844, 103632), (3937, 101184), (4064, 98022), (4216, 94488), (4318, 92256), (5766, 69088), (5952, 66929), (6096, 65348), (6324, 62992), (6477, 61504), (7688, 51816), (7874, 50592), (8128, 49011), (8432, 47244), (8636, 46128), (11532, 34544), (11811, 33728), (12192, 32674), (12648, 31496), (12954, 30752), (15376, 25908), (15748, 25296), (16337, 24384), (16864, 23622), (17272, 23064)]