158305280

素因数分解:

$2^{10}\times 5^1\times 7^2\times {\mathrm{631}}^1$

素因数の和:670

約数の個数: 132

約数和(自身を含む): 442446768

約数和(自身を除く): 284141488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 512, 560, 631, 640, 784, 896, 980, 1024, 1120, 1262, 1280, 1568, 1792, 1960, 2240, 2524, 2560, 3136, 3155, 3584, 3920, 4417, 4480, 5048, 5120, 6272, 6310, 7168, 7840, 8834, 8960, 10096, 12544, 12620, 15680, 17668, 17920, 20192, 22085, 25088, 25240, 30919, 31360, 35336, 35840, 40384, 44170, 50176, 50480, 61838, 62720, 70672, 80768, 88340, 100960, 123676, 125440, 141344, 154595, 161536, 176680, 201920, 247352, 250880, 282688, 309190, 323072, 353360, 403840, 494704, 565376, 618380, 646144, 706720, 807680, 989408, 1130752, 1236760, 1413440, 1615360, 1978816, 2261504, 2473520, 2826880, 3230720, 3957632, 4523008, 4947040, 5653760, 7915264, 9894080, 11307520, 15830528, 19788160, 22615040, 31661056, 39576320, 79152640, 158305280]

約数ペア:

[(1, 158305280), (2, 79152640), (4, 39576320), (5, 31661056), (7, 22615040), (8, 19788160), (10, 15830528), (14, 11307520), (16, 9894080), (20, 7915264), (28, 5653760), (32, 4947040), (35, 4523008), (40, 3957632), (49, 3230720), (56, 2826880), (64, 2473520), (70, 2261504), (80, 1978816), (98, 1615360), (112, 1413440), (128, 1236760), (140, 1130752), (160, 989408), (196, 807680), (224, 706720), (245, 646144), (256, 618380), (280, 565376), (320, 494704), (392, 403840), (448, 353360), (490, 323072), (512, 309190), (560, 282688), (631, 250880), (640, 247352), (784, 201920), (896, 176680), (980, 161536), (1024, 154595), (1120, 141344), (1262, 125440), (1280, 123676), (1568, 100960), (1792, 88340), (1960, 80768), (2240, 70672), (2524, 62720), (2560, 61838), (3136, 50480), (3155, 50176), (3584, 44170), (3920, 40384), (4417, 35840), (4480, 35336), (5048, 31360), (5120, 30919), (6272, 25240), (6310, 25088), (7168, 22085), (7840, 20192), (8834, 17920), (8960, 17668), (10096, 15680), (12544, 12620)]