219781080

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1033}}^1$

素因数の和:1250

約数の個数: 128

約数和(自身を含む): 737035200

約数和(自身を除く): 517254120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 197, 216, 270, 360, 394, 540, 591, 788, 985, 1033, 1080, 1182, 1576, 1773, 1970, 2066, 2364, 2955, 3099, 3546, 3940, 4132, 4728, 5165, 5319, 5910, 6198, 7092, 7880, 8264, 8865, 9297, 10330, 10638, 11820, 12396, 14184, 15495, 17730, 18594, 20660, 21276, 23640, 24792, 26595, 27891, 30990, 35460, 37188, 41320, 42552, 46485, 53190, 55782, 61980, 70920, 74376, 92970, 106380, 111564, 123960, 139455, 185940, 203501, 212760, 223128, 278910, 371880, 407002, 557820, 610503, 814004, 1017505, 1115640, 1221006, 1628008, 1831509, 2035010, 2442012, 3052515, 3663018, 4070020, 4884024, 5494527, 6105030, 7326036, 8140040, 9157545, 10989054, 12210060, 14652072, 18315090, 21978108, 24420120, 27472635, 36630180, 43956216, 54945270, 73260360, 109890540, 219781080]

約数ペア:

[(1, 219781080), (2, 109890540), (3, 73260360), (4, 54945270), (5, 43956216), (6, 36630180), (8, 27472635), (9, 24420120), (10, 21978108), (12, 18315090), (15, 14652072), (18, 12210060), (20, 10989054), (24, 9157545), (27, 8140040), (30, 7326036), (36, 6105030), (40, 5494527), (45, 4884024), (54, 4070020), (60, 3663018), (72, 3052515), (90, 2442012), (108, 2035010), (120, 1831509), (135, 1628008), (180, 1221006), (197, 1115640), (216, 1017505), (270, 814004), (360, 610503), (394, 557820), (540, 407002), (591, 371880), (788, 278910), (985, 223128), (1033, 212760), (1080, 203501), (1182, 185940), (1576, 139455), (1773, 123960), (1970, 111564), (2066, 106380), (2364, 92970), (2955, 74376), (3099, 70920), (3546, 61980), (3940, 55782), (4132, 53190), (4728, 46485), (5165, 42552), (5319, 41320), (5910, 37188), (6198, 35460), (7092, 30990), (7880, 27891), (8264, 26595), (8865, 24792), (9297, 23640), (10330, 21276), (10638, 20660), (11820, 18594), (12396, 17730), (14184, 15495)]