81489600

素因数分解:

$2^6\times 3^2\times 5^2\times {\mathrm{5659}}^1$

素因数の和:5687

約数の個数: 126

約数和(自身を含む): 289684460

約数和(自身を除く): 208194860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 90, 96, 100, 120, 144, 150, 160, 180, 192, 200, 225, 240, 288, 300, 320, 360, 400, 450, 480, 576, 600, 720, 800, 900, 960, 1200, 1440, 1600, 1800, 2400, 2880, 3600, 4800, 5659, 7200, 11318, 14400, 16977, 22636, 28295, 33954, 45272, 50931, 56590, 67908, 84885, 90544, 101862, 113180, 135816, 141475, 169770, 181088, 203724, 226360, 254655, 271632, 282950, 339540, 362176, 407448, 424425, 452720, 509310, 543264, 565900, 679080, 814896, 848850, 905440, 1018620, 1086528, 1131800, 1273275, 1358160, 1629792, 1697700, 1810880, 2037240, 2263600, 2546550, 2716320, 3259584, 3395400, 4074480, 4527200, 5093100, 5432640, 6790800, 8148960, 9054400, 10186200, 13581600, 16297920, 20372400, 27163200, 40744800, 81489600]

約数ペア:

[(1, 81489600), (2, 40744800), (3, 27163200), (4, 20372400), (5, 16297920), (6, 13581600), (8, 10186200), (9, 9054400), (10, 8148960), (12, 6790800), (15, 5432640), (16, 5093100), (18, 4527200), (20, 4074480), (24, 3395400), (25, 3259584), (30, 2716320), (32, 2546550), (36, 2263600), (40, 2037240), (45, 1810880), (48, 1697700), (50, 1629792), (60, 1358160), (64, 1273275), (72, 1131800), (75, 1086528), (80, 1018620), (90, 905440), (96, 848850), (100, 814896), (120, 679080), (144, 565900), (150, 543264), (160, 509310), (180, 452720), (192, 424425), (200, 407448), (225, 362176), (240, 339540), (288, 282950), (300, 271632), (320, 254655), (360, 226360), (400, 203724), (450, 181088), (480, 169770), (576, 141475), (600, 135816), (720, 113180), (800, 101862), (900, 90544), (960, 84885), (1200, 67908), (1440, 56590), (1600, 50931), (1800, 45272), (2400, 33954), (2880, 28295), (3600, 22636), (4800, 16977), (5659, 14400), (7200, 11318)]