205356960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{142609}}^1$

素因数の和:142630

約数の個数: 72

約数和(自身を含む): 700785540

約数和(自身を除く): 495428580

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, 142609, 285218, 427827, 570436, 713045, 855654, 1140872, 1283481, 1426090, 1711308, 2139135, 2281744, 2566962, 2852180, 3422616, 4278270, 4563488, 5133924, 5704360, 6417405, 6845232, 8556540, 10267848, 11408720, 12834810, 13690464, 17113080, 20535696, 22817440, 25669620, 34226160, 41071392, 51339240, 68452320, 102678480, 205356960]

約数ペア:

[(1, 205356960), (2, 102678480), (3, 68452320), (4, 51339240), (5, 41071392), (6, 34226160), (8, 25669620), (9, 22817440), (10, 20535696), (12, 17113080), (15, 13690464), (16, 12834810), (18, 11408720), (20, 10267848), (24, 8556540), (30, 6845232), (32, 6417405), (36, 5704360), (40, 5133924), (45, 4563488), (48, 4278270), (60, 3422616), (72, 2852180), (80, 2566962), (90, 2281744), (96, 2139135), (120, 1711308), (144, 1426090), (160, 1283481), (180, 1140872), (240, 855654), (288, 713045), (360, 570436), (480, 427827), (720, 285218), (1440, 142609)]