318053120

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{461}}^1$

素因数の和:507

約数の個数: 216

約数和(自身を含む): 968880528

約数和(自身を除く): 650827408

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 64, 70, 77, 80, 88, 98, 110, 112, 128, 140, 154, 160, 176, 196, 220, 224, 245, 256, 280, 308, 320, 352, 385, 392, 440, 448, 461, 490, 539, 560, 616, 640, 704, 770, 784, 880, 896, 922, 980, 1078, 1120, 1232, 1280, 1408, 1540, 1568, 1760, 1792, 1844, 1960, 2156, 2240, 2305, 2464, 2695, 2816, 3080, 3136, 3227, 3520, 3688, 3920, 4312, 4480, 4610, 4928, 5071, 5390, 6160, 6272, 6454, 7040, 7376, 7840, 8624, 8960, 9220, 9856, 10142, 10780, 12320, 12544, 12908, 14080, 14752, 15680, 16135, 17248, 18440, 19712, 20284, 21560, 22589, 24640, 25355, 25816, 29504, 31360, 32270, 34496, 35497, 36880, 40568, 43120, 45178, 49280, 50710, 51632, 59008, 62720, 64540, 68992, 70994, 73760, 81136, 86240, 90356, 98560, 101420, 103264, 112945, 118016, 129080, 137984, 141988, 147520, 162272, 172480, 177485, 180712, 202840, 206528, 225890, 248479, 258160, 283976, 295040, 324544, 344960, 354970, 361424, 405680, 413056, 451780, 496958, 516320, 567952, 590080, 649088, 689920, 709940, 722848, 811360, 826112, 903560, 993916, 1032640, 1135904, 1242395, 1298176, 1419880, 1445696, 1622720, 1807120, 1987832, 2065280, 2271808, 2484790, 2839760, 2891392, 3245440, 3614240, 3975664, 4130560, 4543616, 4969580, 5679520, 5782784, 6490880, 7228480, 7951328, 9087232, 9939160, 11359040, 14456960, 15902656, 19878320, 22718080, 28913920, 31805312, 39756640, 45436160, 63610624, 79513280, 159026560, 318053120]

約数ペア:

[(1, 318053120), (2, 159026560), (4, 79513280), (5, 63610624), (7, 45436160), (8, 39756640), (10, 31805312), (11, 28913920), (14, 22718080), (16, 19878320), (20, 15902656), (22, 14456960), (28, 11359040), (32, 9939160), (35, 9087232), (40, 7951328), (44, 7228480), (49, 6490880), (55, 5782784), (56, 5679520), (64, 4969580), (70, 4543616), (77, 4130560), (80, 3975664), (88, 3614240), (98, 3245440), (110, 2891392), (112, 2839760), (128, 2484790), (140, 2271808), (154, 2065280), (160, 1987832), (176, 1807120), (196, 1622720), (220, 1445696), (224, 1419880), (245, 1298176), (256, 1242395), (280, 1135904), (308, 1032640), (320, 993916), (352, 903560), (385, 826112), (392, 811360), (440, 722848), (448, 709940), (461, 689920), (490, 649088), (539, 590080), (560, 567952), (616, 516320), (640, 496958), (704, 451780), (770, 413056), (784, 405680), (880, 361424), (896, 354970), (922, 344960), (980, 324544), (1078, 295040), (1120, 283976), (1232, 258160), (1280, 248479), (1408, 225890), (1540, 206528), (1568, 202840), (1760, 180712), (1792, 177485), (1844, 172480), (1960, 162272), (2156, 147520), (2240, 141988), (2305, 137984), (2464, 129080), (2695, 118016), (2816, 112945), (3080, 103264), (3136, 101420), (3227, 98560), (3520, 90356), (3688, 86240), (3920, 81136), (4312, 73760), (4480, 70994), (4610, 68992), (4928, 64540), (5071, 62720), (5390, 59008), (6160, 51632), (6272, 50710), (6454, 49280), (7040, 45178), (7376, 43120), (7840, 40568), (8624, 36880), (8960, 35497), (9220, 34496), (9856, 32270), (10142, 31360), (10780, 29504), (12320, 25816), (12544, 25355), (12908, 24640), (14080, 22589), (14752, 21560), (15680, 20284), (16135, 19712), (17248, 18440)]