64686384

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{21391}}^1$

素因数の和:21415

約数の個数: 80

約数和(自身を含む): 212208640

約数和(自身を除く): 147522256

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 84, 108, 112, 126, 144, 168, 189, 216, 252, 336, 378, 432, 504, 756, 1008, 1512, 3024, 21391, 42782, 64173, 85564, 128346, 149737, 171128, 192519, 256692, 299474, 342256, 385038, 449211, 513384, 577557, 598948, 770076, 898422, 1026768, 1155114, 1197896, 1347633, 1540152, 1796844, 2310228, 2395792, 2695266, 3080304, 3593688, 4042899, 4620456, 5390532, 7187376, 8085798, 9240912, 10781064, 16171596, 21562128, 32343192, 64686384]

約数ペア:

[(1, 64686384), (2, 32343192), (3, 21562128), (4, 16171596), (6, 10781064), (7, 9240912), (8, 8085798), (9, 7187376), (12, 5390532), (14, 4620456), (16, 4042899), (18, 3593688), (21, 3080304), (24, 2695266), (27, 2395792), (28, 2310228), (36, 1796844), (42, 1540152), (48, 1347633), (54, 1197896), (56, 1155114), (63, 1026768), (72, 898422), (84, 770076), (108, 598948), (112, 577557), (126, 513384), (144, 449211), (168, 385038), (189, 342256), (216, 299474), (252, 256692), (336, 192519), (378, 171128), (432, 149737), (504, 128346), (756, 85564), (1008, 64173), (1512, 42782), (3024, 21391)]