257398598880

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{19861003}}^1$

素因数の和:19861030

約数の個数: 120

約数和(自身を含む): 908402600952

約数和(自身を除く): 651004002072

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, 19861003, 39722006, 59583009, 79444012, 99305015, 119166018, 158888024, 178749027, 198610030, 238332036, 297915045, 317776048, 357498054, 397220060, 476664072, 536247081, 595830090, 635552096, 714996108, 794440120, 893745135, 953328144, 1072494162, 1191660180, 1429992216, 1588880240, 1608741243, 1787490270, 1906656288, 2144988324, 2383320360, 2681235405, 2859984432, 3177760480, 3217482486, 3574980540, 4289976648, 4766640720, 5362470810, 5719968864, 6434964972, 7149961080, 8043706215, 8579953296, 9533281440, 10724941620, 12869929944, 14299922160, 16087412430, 17159906592, 21449883240, 25739859888, 28599844320, 32174824860, 42899766480, 51479719776, 64349649720, 85799532960, 128699299440, 257398598880]

約数ペア:

[(1, 257398598880), (2, 128699299440), (3, 85799532960), (4, 64349649720), (5, 51479719776), (6, 42899766480), (8, 32174824860), (9, 28599844320), (10, 25739859888), (12, 21449883240), (15, 17159906592), (16, 16087412430), (18, 14299922160), (20, 12869929944), (24, 10724941620), (27, 9533281440), (30, 8579953296), (32, 8043706215), (36, 7149961080), (40, 6434964972), (45, 5719968864), (48, 5362470810), (54, 4766640720), (60, 4289976648), (72, 3574980540), (80, 3217482486), (81, 3177760480), (90, 2859984432), (96, 2681235405), (108, 2383320360), (120, 2144988324), (135, 1906656288), (144, 1787490270), (160, 1608741243), (162, 1588880240), (180, 1429992216), (216, 1191660180), (240, 1072494162), (270, 953328144), (288, 893745135), (324, 794440120), (360, 714996108), (405, 635552096), (432, 595830090), (480, 536247081), (540, 476664072), (648, 397220060), (720, 357498054), (810, 317776048), (864, 297915045), (1080, 238332036), (1296, 198610030), (1440, 178749027), (1620, 158888024), (2160, 119166018), (2592, 99305015), (3240, 79444012), (4320, 59583009), (6480, 39722006), (12960, 19861003)]