205345440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{142601}}^1$

素因数の和:142622

約数の個数: 72

約数和(自身を含む): 700746228

約数和(自身を除く): 495400788

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, 142601, 285202, 427803, 570404, 713005, 855606, 1140808, 1283409, 1426010, 1711212, 2139015, 2281616, 2566818, 2852020, 3422424, 4278030, 4563232, 5133636, 5704040, 6417045, 6844848, 8556060, 10267272, 11408080, 12834090, 13689696, 17112120, 20534544, 22816160, 25668180, 34224240, 41069088, 51336360, 68448480, 102672720, 205345440]

約数ペア:

[(1, 205345440), (2, 102672720), (3, 68448480), (4, 51336360), (5, 41069088), (6, 34224240), (8, 25668180), (9, 22816160), (10, 20534544), (12, 17112120), (15, 13689696), (16, 12834090), (18, 11408080), (20, 10267272), (24, 8556060), (30, 6844848), (32, 6417045), (36, 5704040), (40, 5133636), (45, 4563232), (48, 4278030), (60, 3422424), (72, 2852020), (80, 2566818), (90, 2281616), (96, 2139015), (120, 1711212), (144, 1426010), (160, 1283409), (180, 1140808), (240, 855606), (288, 713005), (360, 570404), (480, 427803), (720, 285202), (1440, 142601)]