428002128

素因数分解:

$2^4\times 3^2\times {\mathrm{139}}^1\times {\mathrm{21383}}^1$

素因数の和:21536

約数の個数: 60

約数和(自身を含む): 1206485280

約数和(自身を除く): 778483152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 139, 144, 278, 417, 556, 834, 1112, 1251, 1668, 2224, 2502, 3336, 5004, 6672, 10008, 20016, 21383, 42766, 64149, 85532, 128298, 171064, 192447, 256596, 342128, 384894, 513192, 769788, 1026384, 1539576, 2972237, 3079152, 5944474, 8916711, 11888948, 17833422, 23777896, 26750133, 35666844, 47555792, 53500266, 71333688, 107000532, 142667376, 214001064, 428002128]

約数ペア:

[(1, 428002128), (2, 214001064), (3, 142667376), (4, 107000532), (6, 71333688), (8, 53500266), (9, 47555792), (12, 35666844), (16, 26750133), (18, 23777896), (24, 17833422), (36, 11888948), (48, 8916711), (72, 5944474), (139, 3079152), (144, 2972237), (278, 1539576), (417, 1026384), (556, 769788), (834, 513192), (1112, 384894), (1251, 342128), (1668, 256596), (2224, 192447), (2502, 171064), (3336, 128298), (5004, 85532), (6672, 64149), (10008, 42766), (20016, 21383)]