127658720

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{857}}^1$

素因数の和:905

約数の個数: 144

約数和(自身を含む): 369729360

約数和(自身を除く): 242070640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 160, 190, 196, 224, 245, 266, 280, 304, 380, 392, 490, 532, 560, 608, 665, 760, 784, 857, 931, 980, 1064, 1120, 1330, 1520, 1568, 1714, 1862, 1960, 2128, 2660, 3040, 3428, 3724, 3920, 4256, 4285, 4655, 5320, 5999, 6856, 7448, 7840, 8570, 9310, 10640, 11998, 13712, 14896, 16283, 17140, 18620, 21280, 23996, 27424, 29792, 29995, 32566, 34280, 37240, 41993, 47992, 59990, 65132, 68560, 74480, 81415, 83986, 95984, 113981, 119980, 130264, 137120, 148960, 162830, 167972, 191968, 209965, 227962, 239960, 260528, 325660, 335944, 419930, 455924, 479920, 521056, 569905, 651320, 671888, 797867, 839860, 911848, 959840, 1139810, 1302640, 1343776, 1595734, 1679720, 1823696, 2279620, 2605280, 3191468, 3359440, 3647392, 3989335, 4559240, 6382936, 6718880, 7978670, 9118480, 12765872, 15957340, 18236960, 25531744, 31914680, 63829360, 127658720]

約数ペア:

[(1, 127658720), (2, 63829360), (4, 31914680), (5, 25531744), (7, 18236960), (8, 15957340), (10, 12765872), (14, 9118480), (16, 7978670), (19, 6718880), (20, 6382936), (28, 4559240), (32, 3989335), (35, 3647392), (38, 3359440), (40, 3191468), (49, 2605280), (56, 2279620), (70, 1823696), (76, 1679720), (80, 1595734), (95, 1343776), (98, 1302640), (112, 1139810), (133, 959840), (140, 911848), (152, 839860), (160, 797867), (190, 671888), (196, 651320), (224, 569905), (245, 521056), (266, 479920), (280, 455924), (304, 419930), (380, 335944), (392, 325660), (490, 260528), (532, 239960), (560, 227962), (608, 209965), (665, 191968), (760, 167972), (784, 162830), (857, 148960), (931, 137120), (980, 130264), (1064, 119980), (1120, 113981), (1330, 95984), (1520, 83986), (1568, 81415), (1714, 74480), (1862, 68560), (1960, 65132), (2128, 59990), (2660, 47992), (3040, 41993), (3428, 37240), (3724, 34280), (3920, 32566), (4256, 29995), (4285, 29792), (4655, 27424), (5320, 23996), (5999, 21280), (6856, 18620), (7448, 17140), (7840, 16283), (8570, 14896), (9310, 13712), (10640, 11998)]