259109280

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{19993}}^1$

素因数の和:20020

約数の個数: 120

約数和(自身を含む): 914485572

約数和(自身を除く): 655376292

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, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6480, 12960, 19993, 39986, 59979, 79972, 99965, 119958, 159944, 179937, 199930, 239916, 299895, 319888, 359874, 399860, 479832, 539811, 599790, 639776, 719748, 799720, 899685, 959664, 1079622, 1199580, 1439496, 1599440, 1619433, 1799370, 1919328, 2159244, 2399160, 2699055, 2878992, 3198880, 3238866, 3598740, 4318488, 4798320, 5398110, 5757984, 6477732, 7197480, 8097165, 8636976, 9596640, 10796220, 12955464, 14394960, 16194330, 17273952, 21592440, 25910928, 28789920, 32388660, 43184880, 51821856, 64777320, 86369760, 129554640, 259109280]

約数ペア:

[(1, 259109280), (2, 129554640), (3, 86369760), (4, 64777320), (5, 51821856), (6, 43184880), (8, 32388660), (9, 28789920), (10, 25910928), (12, 21592440), (15, 17273952), (16, 16194330), (18, 14394960), (20, 12955464), (24, 10796220), (27, 9596640), (30, 8636976), (32, 8097165), (36, 7197480), (40, 6477732), (45, 5757984), (48, 5398110), (54, 4798320), (60, 4318488), (72, 3598740), (80, 3238866), (81, 3198880), (90, 2878992), (96, 2699055), (108, 2399160), (120, 2159244), (135, 1919328), (144, 1799370), (160, 1619433), (162, 1599440), (180, 1439496), (216, 1199580), (240, 1079622), (270, 959664), (288, 899685), (324, 799720), (360, 719748), (405, 639776), (432, 599790), (480, 539811), (540, 479832), (648, 399860), (720, 359874), (810, 319888), (864, 299895), (1080, 239916), (1296, 199930), (1440, 179937), (1620, 159944), (2160, 119958), (2592, 99965), (3240, 79972), (4320, 59979), (6480, 39986), (12960, 19993)]