128231100

素因数分解:

$2^2\times 3^6\times 5^2\times {\mathrm{1759}}^1$

素因数の和:1791

約数の個数: 126

約数和(自身を含む): 417438560

約数和(自身を除く): 289207460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 243, 270, 300, 324, 405, 450, 486, 540, 675, 729, 810, 900, 972, 1215, 1350, 1458, 1620, 1759, 2025, 2430, 2700, 2916, 3518, 3645, 4050, 4860, 5277, 6075, 7036, 7290, 8100, 8795, 10554, 12150, 14580, 15831, 17590, 18225, 21108, 24300, 26385, 31662, 35180, 36450, 43975, 47493, 52770, 63324, 72900, 79155, 87950, 94986, 105540, 131925, 142479, 158310, 175900, 189972, 237465, 263850, 284958, 316620, 395775, 427437, 474930, 527700, 569916, 712395, 791550, 854874, 949860, 1187325, 1282311, 1424790, 1583100, 1709748, 2137185, 2374650, 2564622, 2849580, 3561975, 4274370, 4749300, 5129244, 6411555, 7123950, 8548740, 10685925, 12823110, 14247900, 21371850, 25646220, 32057775, 42743700, 64115550, 128231100]

約数ペア:

[(1, 128231100), (2, 64115550), (3, 42743700), (4, 32057775), (5, 25646220), (6, 21371850), (9, 14247900), (10, 12823110), (12, 10685925), (15, 8548740), (18, 7123950), (20, 6411555), (25, 5129244), (27, 4749300), (30, 4274370), (36, 3561975), (45, 2849580), (50, 2564622), (54, 2374650), (60, 2137185), (75, 1709748), (81, 1583100), (90, 1424790), (100, 1282311), (108, 1187325), (135, 949860), (150, 854874), (162, 791550), (180, 712395), (225, 569916), (243, 527700), (270, 474930), (300, 427437), (324, 395775), (405, 316620), (450, 284958), (486, 263850), (540, 237465), (675, 189972), (729, 175900), (810, 158310), (900, 142479), (972, 131925), (1215, 105540), (1350, 94986), (1458, 87950), (1620, 79155), (1759, 72900), (2025, 63324), (2430, 52770), (2700, 47493), (2916, 43975), (3518, 36450), (3645, 35180), (4050, 31662), (4860, 26385), (5277, 24300), (6075, 21108), (7036, 18225), (7290, 17590), (8100, 15831), (8795, 14580), (10554, 12150)]