680476860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{540061}}^1$

素因数の和:540083

約数の個数: 72

約数和(自身を含む): 2358990816

約数和(自身を除く): 1678513956

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 540061, 1080122, 1620183, 2160244, 2700305, 3240366, 3780427, 4860549, 5400610, 6480732, 7560854, 8100915, 9721098, 10801220, 11341281, 15121708, 16201830, 18902135, 19442196, 22682562, 24302745, 32403660, 34023843, 37804270, 45365124, 48605490, 56706405, 68047686, 75608540, 97210980, 113412810, 136095372, 170119215, 226825620, 340238430, 680476860]

約数ペア:

[(1, 680476860), (2, 340238430), (3, 226825620), (4, 170119215), (5, 136095372), (6, 113412810), (7, 97210980), (9, 75608540), (10, 68047686), (12, 56706405), (14, 48605490), (15, 45365124), (18, 37804270), (20, 34023843), (21, 32403660), (28, 24302745), (30, 22682562), (35, 19442196), (36, 18902135), (42, 16201830), (45, 15121708), (60, 11341281), (63, 10801220), (70, 9721098), (84, 8100915), (90, 7560854), (105, 6480732), (126, 5400610), (140, 4860549), (180, 3780427), (210, 3240366), (252, 2700305), (315, 2160244), (420, 1620183), (630, 1080122), (1260, 540061)]