217674720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{151163}}^1$

素因数の和:151184

約数の個数: 72

約数和(自身を含む): 742819896

約数和(自身を除く): 525145176

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 151163, 302326, 453489, 604652, 755815, 906978, 1209304, 1360467, 1511630, 1813956, 2267445, 2418608, 2720934, 3023260, 3627912, 4534890, 4837216, 5441868, 6046520, 6802335, 7255824, 9069780, 10883736, 12093040, 13604670, 14511648, 18139560, 21767472, 24186080, 27209340, 36279120, 43534944, 54418680, 72558240, 108837360, 217674720]

約数ペア:

[(1, 217674720), (2, 108837360), (3, 72558240), (4, 54418680), (5, 43534944), (6, 36279120), (8, 27209340), (9, 24186080), (10, 21767472), (12, 18139560), (15, 14511648), (16, 13604670), (18, 12093040), (20, 10883736), (24, 9069780), (30, 7255824), (32, 6802335), (36, 6046520), (40, 5441868), (45, 4837216), (48, 4534890), (60, 3627912), (72, 3023260), (80, 2720934), (90, 2418608), (96, 2267445), (120, 1813956), (144, 1511630), (160, 1360467), (180, 1209304), (240, 906978), (288, 755815), (360, 604652), (480, 453489), (720, 302326), (1440, 151163)]