427178080

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{23}}^2\times {\mathrm{103}}^1$

素因数の和:178

約数の個数: 216

約数和(自身を含む): 1239153552

約数和(自身を除く): 811975472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 70, 80, 92, 98, 103, 112, 115, 140, 160, 161, 184, 196, 206, 224, 230, 245, 280, 322, 368, 392, 412, 460, 490, 515, 529, 560, 644, 721, 736, 784, 805, 824, 920, 980, 1030, 1058, 1120, 1127, 1288, 1442, 1568, 1610, 1648, 1840, 1960, 2060, 2116, 2254, 2369, 2576, 2645, 2884, 3220, 3296, 3605, 3680, 3703, 3920, 4120, 4232, 4508, 4738, 5047, 5152, 5290, 5635, 5768, 6440, 7210, 7406, 7840, 8240, 8464, 9016, 9476, 10094, 10580, 11270, 11536, 11845, 12880, 14420, 14812, 16480, 16583, 16928, 18032, 18515, 18952, 20188, 21160, 22540, 23072, 23690, 25235, 25760, 25921, 28840, 29624, 33166, 36064, 37030, 37904, 40376, 42320, 45080, 47380, 50470, 51842, 54487, 57680, 59248, 66332, 74060, 75808, 80752, 82915, 84640, 90160, 94760, 100940, 103684, 108974, 115360, 116081, 118496, 129605, 132664, 148120, 161504, 165830, 180320, 189520, 201880, 207368, 217948, 232162, 259210, 265328, 272435, 296240, 331660, 379040, 381409, 403760, 414736, 435896, 464324, 518420, 530656, 544870, 580405, 592480, 663320, 762818, 807520, 829472, 871792, 928648, 1036840, 1089740, 1160810, 1326640, 1525636, 1743584, 1857296, 1907045, 2073680, 2179480, 2321620, 2653280, 2669863, 3051272, 3714592, 3814090, 4147360, 4358960, 4643240, 5339726, 6102544, 7628180, 8717920, 9286480, 10679452, 12205088, 13349315, 15256360, 18572960, 21358904, 26698630, 30512720, 42717808, 53397260, 61025440, 85435616, 106794520, 213589040, 427178080]

約数ペア:

[(1, 427178080), (2, 213589040), (4, 106794520), (5, 85435616), (7, 61025440), (8, 53397260), (10, 42717808), (14, 30512720), (16, 26698630), (20, 21358904), (23, 18572960), (28, 15256360), (32, 13349315), (35, 12205088), (40, 10679452), (46, 9286480), (49, 8717920), (56, 7628180), (70, 6102544), (80, 5339726), (92, 4643240), (98, 4358960), (103, 4147360), (112, 3814090), (115, 3714592), (140, 3051272), (160, 2669863), (161, 2653280), (184, 2321620), (196, 2179480), (206, 2073680), (224, 1907045), (230, 1857296), (245, 1743584), (280, 1525636), (322, 1326640), (368, 1160810), (392, 1089740), (412, 1036840), (460, 928648), (490, 871792), (515, 829472), (529, 807520), (560, 762818), (644, 663320), (721, 592480), (736, 580405), (784, 544870), (805, 530656), (824, 518420), (920, 464324), (980, 435896), (1030, 414736), (1058, 403760), (1120, 381409), (1127, 379040), (1288, 331660), (1442, 296240), (1568, 272435), (1610, 265328), (1648, 259210), (1840, 232162), (1960, 217948), (2060, 207368), (2116, 201880), (2254, 189520), (2369, 180320), (2576, 165830), (2645, 161504), (2884, 148120), (3220, 132664), (3296, 129605), (3605, 118496), (3680, 116081), (3703, 115360), (3920, 108974), (4120, 103684), (4232, 100940), (4508, 94760), (4738, 90160), (5047, 84640), (5152, 82915), (5290, 80752), (5635, 75808), (5768, 74060), (6440, 66332), (7210, 59248), (7406, 57680), (7840, 54487), (8240, 51842), (8464, 50470), (9016, 47380), (9476, 45080), (10094, 42320), (10580, 40376), (11270, 37904), (11536, 37030), (11845, 36064), (12880, 33166), (14420, 29624), (14812, 28840), (16480, 25921), (16583, 25760), (16928, 25235), (18032, 23690), (18515, 23072), (18952, 22540), (20188, 21160)]