210978936

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{647}}^2$

素因数の和:1313

約数の個数: 72

約数和(自身を含む): 654040920

約数和(自身を除く): 443061984

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 647, 1294, 1941, 2588, 3882, 4529, 5176, 5823, 7764, 9058, 11646, 13587, 15528, 18116, 23292, 27174, 36232, 40761, 46584, 54348, 81522, 108696, 163044, 326088, 418609, 837218, 1255827, 1674436, 2511654, 2930263, 3348872, 3767481, 5023308, 5860526, 7534962, 8790789, 10046616, 11721052, 15069924, 17581578, 23442104, 26372367, 30139848, 35163156, 52744734, 70326312, 105489468, 210978936]

約数ペア:

[(1, 210978936), (2, 105489468), (3, 70326312), (4, 52744734), (6, 35163156), (7, 30139848), (8, 26372367), (9, 23442104), (12, 17581578), (14, 15069924), (18, 11721052), (21, 10046616), (24, 8790789), (28, 7534962), (36, 5860526), (42, 5023308), (56, 3767481), (63, 3348872), (72, 2930263), (84, 2511654), (126, 1674436), (168, 1255827), (252, 837218), (504, 418609), (647, 326088), (1294, 163044), (1941, 108696), (2588, 81522), (3882, 54348), (4529, 46584), (5176, 40761), (5823, 36232), (7764, 27174), (9058, 23292), (11646, 18116), (13587, 15528)]