31569408

素因数分解:

$2^9\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:85

約数の個数: 240

約数和(自身を含む): 107243136

約数和(自身を除く): 75673728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 31, 32, 34, 36, 39, 48, 51, 52, 62, 64, 68, 72, 78, 93, 96, 102, 104, 117, 124, 128, 136, 144, 153, 156, 186, 192, 204, 208, 221, 234, 248, 256, 272, 279, 288, 306, 312, 372, 384, 403, 408, 416, 442, 468, 496, 512, 527, 544, 558, 576, 612, 624, 663, 744, 768, 806, 816, 832, 884, 936, 992, 1054, 1088, 1116, 1152, 1209, 1224, 1248, 1326, 1488, 1536, 1581, 1612, 1632, 1664, 1768, 1872, 1984, 1989, 2108, 2176, 2232, 2304, 2418, 2448, 2496, 2652, 2976, 3162, 3224, 3264, 3328, 3536, 3627, 3744, 3968, 3978, 4216, 4352, 4464, 4608, 4743, 4836, 4896, 4992, 5304, 5952, 6324, 6448, 6528, 6656, 6851, 7072, 7254, 7488, 7936, 7956, 8432, 8704, 8928, 9486, 9672, 9792, 9984, 10608, 11904, 12648, 12896, 13056, 13702, 14144, 14508, 14976, 15872, 15912, 16864, 17856, 18972, 19344, 19584, 19968, 20553, 21216, 23808, 25296, 25792, 26112, 27404, 28288, 29016, 29952, 31824, 33728, 35712, 37944, 38688, 39168, 41106, 42432, 47616, 50592, 51584, 54808, 56576, 58032, 59904, 61659, 63648, 67456, 71424, 75888, 77376, 78336, 82212, 84864, 101184, 103168, 109616, 113152, 116064, 123318, 127296, 134912, 142848, 151776, 154752, 164424, 169728, 202368, 206336, 219232, 232128, 246636, 254592, 269824, 303552, 309504, 328848, 339456, 404736, 438464, 464256, 493272, 509184, 607104, 619008, 657696, 809472, 876928, 928512, 986544, 1018368, 1214208, 1315392, 1753856, 1857024, 1973088, 2428416, 2630784, 3507712, 3946176, 5261568, 7892352, 10523136, 15784704, 31569408]

約数ペア:

[(1, 31569408), (2, 15784704), (3, 10523136), (4, 7892352), (6, 5261568), (8, 3946176), (9, 3507712), (12, 2630784), (13, 2428416), (16, 1973088), (17, 1857024), (18, 1753856), (24, 1315392), (26, 1214208), (31, 1018368), (32, 986544), (34, 928512), (36, 876928), (39, 809472), (48, 657696), (51, 619008), (52, 607104), (62, 509184), (64, 493272), (68, 464256), (72, 438464), (78, 404736), (93, 339456), (96, 328848), (102, 309504), (104, 303552), (117, 269824), (124, 254592), (128, 246636), (136, 232128), (144, 219232), (153, 206336), (156, 202368), (186, 169728), (192, 164424), (204, 154752), (208, 151776), (221, 142848), (234, 134912), (248, 127296), (256, 123318), (272, 116064), (279, 113152), (288, 109616), (306, 103168), (312, 101184), (372, 84864), (384, 82212), (403, 78336), (408, 77376), (416, 75888), (442, 71424), (468, 67456), (496, 63648), (512, 61659), (527, 59904), (544, 58032), (558, 56576), (576, 54808), (612, 51584), (624, 50592), (663, 47616), (744, 42432), (768, 41106), (806, 39168), (816, 38688), (832, 37944), (884, 35712), (936, 33728), (992, 31824), (1054, 29952), (1088, 29016), (1116, 28288), (1152, 27404), (1209, 26112), (1224, 25792), (1248, 25296), (1326, 23808), (1488, 21216), (1536, 20553), (1581, 19968), (1612, 19584), (1632, 19344), (1664, 18972), (1768, 17856), (1872, 16864), (1984, 15912), (1989, 15872), (2108, 14976), (2176, 14508), (2232, 14144), (2304, 13702), (2418, 13056), (2448, 12896), (2496, 12648), (2652, 11904), (2976, 10608), (3162, 9984), (3224, 9792), (3264, 9672), (3328, 9486), (3536, 8928), (3627, 8704), (3744, 8432), (3968, 7956), (3978, 7936), (4216, 7488), (4352, 7254), (4464, 7072), (4608, 6851), (4743, 6656), (4836, 6528), (4896, 6448), (4992, 6324), (5304, 5952)]