81208800

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{11279}}^1$

素因数の和:11305

約数の個数: 108

約数和(自身を含む): 286387920

約数和(自身を除く): 205179120

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, 72, 75, 80, 90, 96, 100, 120, 144, 150, 160, 180, 200, 225, 240, 288, 300, 360, 400, 450, 480, 600, 720, 800, 900, 1200, 1440, 1800, 2400, 3600, 7200, 11279, 22558, 33837, 45116, 56395, 67674, 90232, 101511, 112790, 135348, 169185, 180464, 203022, 225580, 270696, 281975, 338370, 360928, 406044, 451160, 507555, 541392, 563950, 676740, 812088, 845925, 902320, 1015110, 1082784, 1127900, 1353480, 1624176, 1691850, 1804640, 2030220, 2255800, 2537775, 2706960, 3248352, 3383700, 4060440, 4511600, 5075550, 5413920, 6767400, 8120880, 9023200, 10151100, 13534800, 16241760, 20302200, 27069600, 40604400, 81208800]

約数ペア:

[(1, 81208800), (2, 40604400), (3, 27069600), (4, 20302200), (5, 16241760), (6, 13534800), (8, 10151100), (9, 9023200), (10, 8120880), (12, 6767400), (15, 5413920), (16, 5075550), (18, 4511600), (20, 4060440), (24, 3383700), (25, 3248352), (30, 2706960), (32, 2537775), (36, 2255800), (40, 2030220), (45, 1804640), (48, 1691850), (50, 1624176), (60, 1353480), (72, 1127900), (75, 1082784), (80, 1015110), (90, 902320), (96, 845925), (100, 812088), (120, 676740), (144, 563950), (150, 541392), (160, 507555), (180, 451160), (200, 406044), (225, 360928), (240, 338370), (288, 281975), (300, 270696), (360, 225580), (400, 203022), (450, 180464), (480, 169185), (600, 135348), (720, 112790), (800, 101511), (900, 90232), (1200, 67674), (1440, 56395), (1800, 45116), (2400, 33837), (3600, 22558), (7200, 11279)]