218132208

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{216401}}^1$

素因数の和:216422

約数の個数: 60

約数和(自身を含む): 697680048

約数和(自身を除く): 479547840

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 216401, 432802, 649203, 865604, 1298406, 1514807, 1731208, 1947609, 2596812, 3029614, 3462416, 3895218, 4544421, 5193624, 6059228, 7790436, 9088842, 10387248, 12118456, 13633263, 15580872, 18177684, 24236912, 27266526, 31161744, 36355368, 54533052, 72710736, 109066104, 218132208]

約数ペア:

[(1, 218132208), (2, 109066104), (3, 72710736), (4, 54533052), (6, 36355368), (7, 31161744), (8, 27266526), (9, 24236912), (12, 18177684), (14, 15580872), (16, 13633263), (18, 12118456), (21, 10387248), (24, 9088842), (28, 7790436), (36, 6059228), (42, 5193624), (48, 4544421), (56, 3895218), (63, 3462416), (72, 3029614), (84, 2596812), (112, 1947609), (126, 1731208), (144, 1514807), (168, 1298406), (252, 865604), (336, 649203), (504, 432802), (1008, 216401)]