285126480

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{4889}}^1$

素因数の和:4920

約数の個数: 140

約数和(自身を含む): 994127220

約数和(自身を除く): 709000740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1296, 1458, 1620, 1944, 2160, 2430, 2916, 3240, 3645, 3888, 4860, 4889, 5832, 6480, 7290, 9720, 9778, 11664, 14580, 14667, 19440, 19556, 24445, 29160, 29334, 39112, 44001, 48890, 58320, 58668, 73335, 78224, 88002, 97780, 117336, 132003, 146670, 176004, 195560, 220005, 234672, 264006, 293340, 352008, 391120, 396009, 440010, 528012, 586680, 660015, 704016, 792018, 880020, 1056024, 1173360, 1188027, 1320030, 1584036, 1760040, 1980045, 2112048, 2376054, 2640060, 3168072, 3520080, 3564081, 3960090, 4752108, 5280120, 5940135, 6336144, 7128162, 7920180, 9504216, 10560240, 11880270, 14256324, 15840360, 17820405, 19008432, 23760540, 28512648, 31680720, 35640810, 47521080, 57025296, 71281620, 95042160, 142563240, 285126480]

約数ペア:

[(1, 285126480), (2, 142563240), (3, 95042160), (4, 71281620), (5, 57025296), (6, 47521080), (8, 35640810), (9, 31680720), (10, 28512648), (12, 23760540), (15, 19008432), (16, 17820405), (18, 15840360), (20, 14256324), (24, 11880270), (27, 10560240), (30, 9504216), (36, 7920180), (40, 7128162), (45, 6336144), (48, 5940135), (54, 5280120), (60, 4752108), (72, 3960090), (80, 3564081), (81, 3520080), (90, 3168072), (108, 2640060), (120, 2376054), (135, 2112048), (144, 1980045), (162, 1760040), (180, 1584036), (216, 1320030), (240, 1188027), (243, 1173360), (270, 1056024), (324, 880020), (360, 792018), (405, 704016), (432, 660015), (486, 586680), (540, 528012), (648, 440010), (720, 396009), (729, 391120), (810, 352008), (972, 293340), (1080, 264006), (1215, 234672), (1296, 220005), (1458, 195560), (1620, 176004), (1944, 146670), (2160, 132003), (2430, 117336), (2916, 97780), (3240, 88002), (3645, 78224), (3888, 73335), (4860, 58668), (4889, 58320), (5832, 48890), (6480, 44001), (7290, 39112), (9720, 29334), (9778, 29160), (11664, 24445), (14580, 19556), (14667, 19440)]