31639680

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{1831}}^1$

素因数の和:1859

約数の個数: 128

約数和(自身を含む): 112118400

約数和(自身を除く): 80478720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1831, 1920, 2160, 2880, 3456, 3662, 4320, 5493, 5760, 7324, 8640, 9155, 10986, 14648, 16479, 17280, 18310, 21972, 27465, 29296, 32958, 36620, 43944, 49437, 54930, 58592, 65916, 73240, 82395, 87888, 98874, 109860, 117184, 131832, 146480, 164790, 175776, 197748, 219720, 234368, 247185, 263664, 292960, 329580, 351552, 395496, 439440, 494370, 527328, 585920, 659160, 703104, 790992, 878880, 988740, 1054656, 1171840, 1318320, 1581984, 1757760, 1977480, 2109312, 2636640, 3163968, 3515520, 3954960, 5273280, 6327936, 7909920, 10546560, 15819840, 31639680]

約数ペア:

[(1, 31639680), (2, 15819840), (3, 10546560), (4, 7909920), (5, 6327936), (6, 5273280), (8, 3954960), (9, 3515520), (10, 3163968), (12, 2636640), (15, 2109312), (16, 1977480), (18, 1757760), (20, 1581984), (24, 1318320), (27, 1171840), (30, 1054656), (32, 988740), (36, 878880), (40, 790992), (45, 703104), (48, 659160), (54, 585920), (60, 527328), (64, 494370), (72, 439440), (80, 395496), (90, 351552), (96, 329580), (108, 292960), (120, 263664), (128, 247185), (135, 234368), (144, 219720), (160, 197748), (180, 175776), (192, 164790), (216, 146480), (240, 131832), (270, 117184), (288, 109860), (320, 98874), (360, 87888), (384, 82395), (432, 73240), (480, 65916), (540, 58592), (576, 54930), (640, 49437), (720, 43944), (864, 36620), (960, 32958), (1080, 29296), (1152, 27465), (1440, 21972), (1728, 18310), (1831, 17280), (1920, 16479), (2160, 14648), (2880, 10986), (3456, 9155), (3662, 8640), (4320, 7324), (5493, 5760)]